# CVSS 4.0: Passive User Interaction

CVEs whose attack needs a user to take part passively (CVSS 4.0).

Source: https://docs.deepinfo.com/reference/vulnerability/search/examples/metrics-cvss-metric-v40-cvss-data-user-interaction/

Last updated: 2026-09-26

---
`POST https://api.deepinfo.com/v1/discovery/vulnerability-search?page_size=25`

CVEs whose attack needs a user to take part passively (CVSS 4.0).

Example 11 of 18 in **Filters › CVSS v4.0** · [Vulnerability Search Examples](/reference/vulnerability/search/examples/) · endpoint: [Search](/reference/vulnerability/search/)

Tags: `field` `metrics.cvss_metric_v40.cvss_data.user_interaction` · `operator` `eq`

`metrics.cvss_metric_v40.cvss_data.user_interaction` is whether a user has to take part in the attack, in the CVSS 4.0 metric (`metrics.cvss_metric_v40`, one entry per scoring source).

`eq` matches the exact value `PASSIVE`.

In the response, look at `results[].metrics.cvss_metric_v40[].cvss_data.user_interaction`.

## Request

| Parameter | In | Value |
|---|---|---|
| `page_size` | query | `25` |
| `filters.must[0].name` | body | `metrics.cvss_metric_v40.cvss_data.user_interaction` |
| `filters.must[0].type` | body | `eq` |
| `filters.must[0].value` | body | `PASSIVE` |

```bash
curl -X POST 'https://api.deepinfo.com/v1/discovery/vulnerability-search?page_size=25' \
  -H 'apikey: YOUR_API_KEY' \
  -H 'Accept: application/json' \
  -H 'Content-Type: application/json' \
  -d '{
  "filters": {
    "must": [
      {
        "name": "metrics.cvss_metric_v40.cvss_data.user_interaction",
        "type": "eq",
        "value": "PASSIVE"
      }
    ]
  }
}'
```

## Response

### 200 · OK

> Shortened for this page: results: 3 of 25 shown

`Content-Type: application/json` · `ratelimit-limit: 1` · `ratelimit-remaining: 0` · `ratelimit-reset: 1` · `x-ratelimit-limit-second: 1` · `x-ratelimit-remaining-second: 0` · `deepinfo-request-id: 5f0c6a8e-1b2d-4c3e-9f4a-7b8c9d0e1f2a`

```json
{
  "page": 1,
  "page_size": 25,
  "result_count": 5108,
  "results": [
    {
      "id": "CVE-2026-8931",
      "source_identifier": "user@nbu.gov.sk",
      "published": "2026-06-01T15:16:39Z",
      "last_modified": "2026-07-22T07:10:00Z",
      "status": "Deferred",
      "evaluator_comment": null,
      "evaluator_solution": null,
      "evaluator_impact": null,
      "cisa_exploit_add": null,
      "cisa_action_due": null,
      "cisa_required_action": null,
      "cisa_vulnerability_name": null,
      "descriptions": [
        {
          "lang": "en",
          "value": "A critical Remote Code Execution (RCE) vulnerability exists in Disig Web Signer versions 2.0.3 through 2.5.3."
        },
        {
          "lang": "es",
          "value": "Existe una vulnerabilidad crítica de ejecución remota de código (RCE) en las versiones 2.0.3 a 2.5.3 de Disig Web Signer."
        }
      ],
      "references": [
        {
          "url": "https://download.disigcdn.sk/cdn/products/websigner2/changelog.en.txt",
          "source": "user@nbu.gov.sk",
          "tags": null
        },
        {
          "url": "https://download.disigcdn.sk/cdn/products/websigner2/changelog.sk.txt",
          "source": "user@nbu.gov.sk",
          "tags": null
        },
        {
          "url": "https://qesportal.sk/Portal/en/Info/News#websigner255",
          "source": "user@nbu.gov.sk",
          "tags": null
        },
        {
          "url": "https://qesportal.sk/Portal/sk/Info/News#websigner255",
          "source": "user@nbu.gov.sk",
          "tags": null
        },
        {
          "url": "https://www.disig.sk/en/news/important-update-of-the-web-signer-application/",
          "source": "user@nbu.gov.sk",
          "tags": null
        },
        {
          "url": "https://www.disig.sk/sk/aktuality/dolezita-aktualizacia-aplikacie-web-signer/",
          "source": "user@nbu.gov.sk",
          "tags": null
        }
      ],
      "metrics": {
        "cvss_metric_v40": [
          {
            "source": "user@nbu.gov.sk",
            "type": "Secondary",
            "cvss_data": {
              "version": "4.0",
              "vector_string": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X",
              "attack_vector": "NETWORK",
              "attack_complexity": "LOW",
              "attack_requirements": "NONE",
              "privileges_required": "NONE",
              "user_interaction": "PASSIVE",
              "vulnerable_system_confidentiality": null,
              "vulnerable_system_integrity": null,
              "vulnerable_system_availability": null,
              "subsequent_system_confidentiality": null,
              "subsequent_system_integrity": null,
              "subsequent_system_availability": null,
              "exploit_maturity": "NOT_DEFINED",
              "confidentiality_requirements": null,
              "integrity_requirements": null,
              "availability_requirements": null,
              "modified_attack_vector": "NOT_DEFINED",
              "modified_attack_complexity": "NOT_DEFINED",
              "modified_attack_requirements": "NOT_DEFINED",
              "modified_privileges_required": "NOT_DEFINED",
              "modified_user_interaction": "NOT_DEFINED",
              "modified_vulnerable_system_confidentiality": null,
              "modified_vulnerable_system_integrity": null,
              "modified_vulnerable_system_availability": null,
              "modified_subsequent_system_confidentiality": null,
              "modified_subsequent_system_integrity": null,
              "modified_subsequent_system_availability": null,
              "safety": null,
              "automatable": null,
              "recovery": null,
              "value_density": "NOT_DEFINED",
              "vulnerability_response_effort": "NOT_DEFINED",
              "provider_urgency": "NOT_DEFINED",
              "base_score": 9.4,
              "base_severity": "CRITICAL"
            }
          }
        ],
        "cvss_metric_v31": null,
        "cvss_metric_v30": null,
        "cvss_metric_v2": null
      },
      "weaknesses": [
        {
          "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "type": "Secondary",
          "description": [
            {
              "lang": "en",
              "value": "CWE-94"
            }
          ]
        }
      ],
      "configurations": null,
      "vendor_comments": null,
      "enrichment": {
        "cpe": null,
        "cwe": [
          {
            "id": 94,
            "owasptop10_2021": "A03 Injection",
            "name": "Improper Control of Generation of Code ('Code Injection')",
            "description": "The product constructs all or part of a code segment using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the syntax or behavior of the intended code segment.",
            "capec_id": [
              35,
              77,
              242
            ],
            "scope": [
              "Access Control",
              "Availability",
              "Confidentiality",
              "Integrity",
              "Non-Repudiation"
            ],
            "impact": [
              "Bypass Protection Mechanism",
              "Execute Unauthorized Code or Commands",
              "Gain Privileges or Assume Identity",
              "Hide Activities"
            ],
            "detection_method": [
              "Automated Static Analysis"
            ]
          }
        ],
        "epss_score": {
          "epss": 0.0072,
          "percentile": 0.52037,
          "date": "2026-09-21"
        },
        "cisa_kev": null,
        "vdeep_metric": {
          "available_versions": [
            "4.0"
          ],
          "source": "user@nbu.gov.sk",
          "type": "Secondary",
          "cvss_data": {
            "version": "4.0",
            "vector_string": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X",
            "attack_vector": "NETWORK",
            "attack_complexity": "LOW",
            "attack_requirements": "NONE",
            "privileges_required": "NONE",
            "user_interaction": "PASSIVE",
            "vulnerable_system_confidentiality": null,
            "vulnerable_system_integrity": null,
            "vulnerable_system_availability": null,
            "subsequent_system_confidentiality": null,
            "subsequent_system_integrity": null,
            "subsequent_system_availability": null,
            "exploit_maturity": "NOT_DEFINED",
            "confidentiality_requirements": null,
            "integrity_requirements": null,
            "availability_requirements": null,
            "modified_attack_vector": "NOT_DEFINED",
            "modified_attack_complexity": "NOT_DEFINED",
            "modified_attack_requirements": "NOT_DEFINED",
            "modified_privileges_required": "NOT_DEFINED",
            "modified_user_interaction": "NOT_DEFINED",
            "modified_vulnerable_system_confidentiality": null,
            "modified_vulnerable_system_integrity": null,
            "modified_vulnerable_system_availability": null,
            "modified_subsequent_system_confidentiality": null,
            "modified_subsequent_system_integrity": null,
            "modified_subsequent_system_availability": null,
            "safety": null,
            "automatable": null,
            "recovery": null,
            "value_density": "NOT_DEFINED",
            "vulnerability_response_effort": "NOT_DEFINED",
            "provider_urgency": "NOT_DEFINED",
            "base_score": 9.4,
            "base_severity": "CRITICAL"
          }
        }
      }
    },
    {
      "id": "CVE-2026-82533",
      "source_identifier": "user@vulncheck.com",
      "published": "2026-09-08T17:18:36Z",
      "last_modified": "2026-09-10T15:17:47Z",
      "status": "Deferred",
      "evaluator_comment": null,
      "evaluator_solution": null,
      "evaluator_impact": null,
      "cisa_exploit_add": null,
      "cisa_action_due": null,
      "cisa_required_action": null,
      "cisa_vulnerability_name": null,
      "descriptions": [
        {
          "lang": "en",
          "value": "DeepSeek Harness before 0.1.2-alpha.1 contains an authentication bypass vulnerability that grants unauthenticated access to its local HTTP agent-control API by accepting a client-supplied loopback Host header in place of validating the actual TCP connection origin. On the default configuration, a confined tool-executed process can reach the loopback API without any port exposure and use it to escape its own OS sandbox, escalate to unconfined execution, and disable the approval prompt. When the port is externally reachable via tunnel, SSH forward, or reverse proxy, a remote attacker can exploit the same flaw to create sessions, execute arbitrary commands, and exfiltrate stored conversation transcripts without credentials."
        }
      ],
      "references": [
        {
          "url": "https://github.com/deepseek-ai/deepseek-harness/commit/3e24087bfaeabe40b58ba2f7b936895b8f93fe27",
          "source": "user@vulncheck.com",
          "tags": null
        },
        {
          "url": "https://github.com/deepseek-ai/deepseek-harness/releases/tag/dsh-v0.1.2-alpha.1",
          "source": "user@vulncheck.com",
          "tags": null
        },
        {
          "url": "https://www.ox.security/blog/cve-2026-82533-deepseek-harness-ai-agent-sandbox-escape/",
          "source": "user@vulncheck.com",
          "tags": null
        },
        {
          "url": "https://www.vulncheck.com/advisories/deepseek-harness-alpha-1-authentication-bypass-via-host-header-spoofing",
          "source": "user@vulncheck.com",
          "tags": null
        }
      ],
      "metrics": {
        "cvss_metric_v40": [
          {
            "source": "user@vulncheck.com",
            "type": "Secondary",
            "cvss_data": {
              "version": "4.0",
              "vector_string": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X",
              "attack_vector": "NETWORK",
              "attack_complexity": "LOW",
              "attack_requirements": "NONE",
              "privileges_required": "NONE",
              "user_interaction": "PASSIVE",
              "vulnerable_system_confidentiality": null,
              "vulnerable_system_integrity": null,
              "vulnerable_system_availability": null,
              "subsequent_system_confidentiality": null,
              "subsequent_system_integrity": null,
              "subsequent_system_availability": null,
              "exploit_maturity": "NOT_DEFINED",
              "confidentiality_requirements": null,
              "integrity_requirements": null,
              "availability_requirements": null,
              "modified_attack_vector": "NOT_DEFINED",
              "modified_attack_complexity": "NOT_DEFINED",
              "modified_attack_requirements": "NOT_DEFINED",
              "modified_privileges_required": "NOT_DEFINED",
              "modified_user_interaction": "NOT_DEFINED",
              "modified_vulnerable_system_confidentiality": null,
              "modified_vulnerable_system_integrity": null,
              "modified_vulnerable_system_availability": null,
              "modified_subsequent_system_confidentiality": null,
              "modified_subsequent_system_integrity": null,
              "modified_subsequent_system_availability": null,
              "safety": null,
              "automatable": null,
              "recovery": null,
              "value_density": "NOT_DEFINED",
              "vulnerability_response_effort": "NOT_DEFINED",
              "provider_urgency": "NOT_DEFINED",
              "base_score": 9.4,
              "base_severity": "CRITICAL"
            }
          }
        ],
        "cvss_metric_v31": [
          {
            "source": "user@vulncheck.com",
            "type": "Secondary",
            "cvss_data": {
              "version": "3.1",
              "vector_string": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H",
              "attack_vector": "NETWORK",
              "attack_complexity": "LOW",
              "privileges_required": "NONE",
              "user_interaction": "REQUIRED",
              "scope": "CHANGED",
              "confidentiality_impact": "HIGH",
              "integrity_impact": "HIGH",
              "availability_impact": "HIGH",
              "base_score": 9.6,
              "base_severity": "CRITICAL",
              "exploit_code_maturity": null,
              "remediation_level": null,
              "report_confidence": null,
              "temporal_score": null,
              "temporal_severity": null,
              "confidentiality_requirement": null,
              "integrity_requirement": null,
              "availability_requirement": null,
              "modified_attack_vector": null,
              "modified_attack_complexity": null,
              "modified_privileges_required": null,
              "modified_user_interaction": null,
              "modified_scope": null,
              "modified_confidentiality_impact": null,
              "modified_integrity_impact": null,
              "modified_availability_impact": null,
              "environmental_score": null,
              "environmental_severity": null
            },
            "exploitability_score": 2.8,
            "impact_score": 6.0
          }
        ],
        "cvss_metric_v30": null,
        "cvss_metric_v2": null
      },
      "weaknesses": [
        {
          "source": "user@vulncheck.com",
          "type": "Secondary",
          "description": [
            {
              "lang": "en",
              "value": "CWE-807"
            }
          ]
        }
      ],
      "configurations": null,
      "vendor_comments": null,
      "enrichment": {
        "cpe": null,
        "cwe": [
          {
            "id": 807,
            "owasptop10_2021": "A04 Insecure Design",
            "name": "Reliance on Untrusted Inputs in a Security Decision",
            "description": "The product uses a protection mechanism that relies on the existence or values of an input, but the input can be modified by an untrusted actor in a way that bypasses the protection mechanism.",
            "capec_id": null,
            "scope": [
              "Access Control",
              "Availability",
              "Confidentiality",
              "Other"
            ],
            "impact": [
              "Bypass Protection Mechanism",
              "Gain Privileges or Assume Identity",
              "Varies by Context"
            ],
            "detection_method": [
              "Architecture or Design Review",
              "Automated Static Analysis - Binary or Bytecode",
              "Automated Static Analysis - Source Code",
              "Dynamic Analysis with Automated Results Interpretation",
              "Dynamic Analysis with Manual Results Interpretation",
              "Manual Static Analysis",
              "Manual Static Analysis - Binary or Bytecode",
              "Manual Static Analysis - Source Code"
            ]
          }
        ],
        "epss_score": {
          "epss": 0.00622,
          "percentile": 0.48466,
          "date": "2026-09-22"
        },
        "cisa_kev": null,
        "vdeep_metric": {
          "available_versions": [
            "4.0",
            "3.1"
          ],
          "source": "user@vulncheck.com",
          "type": "Secondary",
          "cvss_data": {
            "version": "4.0",
            "vector_string": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X",
            "attack_vector": "NETWORK",
            "attack_complexity": "LOW",
            "attack_requirements": "NONE",
            "privileges_required": "NONE",
            "user_interaction": "PASSIVE",
            "vulnerable_system_confidentiality": null,
            "vulnerable_system_integrity": null,
            "vulnerable_system_availability": null,
            "subsequent_system_confidentiality": null,
            "subsequent_system_integrity": null,
            "subsequent_system_availability": null,
            "exploit_maturity": "NOT_DEFINED",
            "confidentiality_requirements": null,
            "integrity_requirements": null,
            "availability_requirements": null,
            "modified_attack_vector": "NOT_DEFINED",
            "modified_attack_complexity": "NOT_DEFINED",
            "modified_attack_requirements": "NOT_DEFINED",
            "modified_privileges_required": "NOT_DEFINED",
            "modified_user_interaction": "NOT_DEFINED",
            "modified_vulnerable_system_confidentiality": null,
            "modified_vulnerable_system_integrity": null,
            "modified_vulnerable_system_availability": null,
            "modified_subsequent_system_confidentiality": null,
            "modified_subsequent_system_integrity": null,
            "modified_subsequent_system_availability": null,
            "safety": null,
            "automatable": null,
            "recovery": null,
            "value_density": "NOT_DEFINED",
            "vulnerability_response_effort": "NOT_DEFINED",
            "provider_urgency": "NOT_DEFINED",
            "base_score": 9.4,
            "base_severity": "CRITICAL"
          }
        }
      }
    },
    {
      "id": "CVE-2026-78683",
      "source_identifier": "user@vulncheck.com",
      "published": "2026-08-25T02:16:53Z",
      "last_modified": "2026-08-31T19:05:09Z",
      "status": "Analyzed",
      "evaluator_comment": null,
      "evaluator_solution": null,
      "evaluator_impact": null,
      "cisa_exploit_add": null,
      "cisa_action_due": null,
      "cisa_required_action": null,
      "cisa_vulnerability_name": null,
      "descriptions": [
        {
          "lang": "en",
          "value": "NLTK before 3.10.0 (affected versions <=3.9.4) contains an unsafe pickle deserialization vulnerability in the TransitionParser.parse() method (nltk/parse/transitionparser.py). The method calls pickle_load() with the default restricted=False, routing deserialization through WarningUnpickler, which does not override find_class() and therefore permits arbitrary class resolution. When an application loads an attacker-crafted model file, embedded pickle gadget chains execute arbitrary Python code with the privileges of the user running the application. NLTK provides a RestrictedUnpickler for safe deserialization, but it is not used by production code paths. Fixed in 3.10.0."
        }
      ],
      "references": [
        {
          "url": "https://github.com/nltk/nltk/security/advisories/GHSA-rhp5-r9x4-f5g2",
          "source": "user@vulncheck.com",
          "tags": [
            "Exploit",
            "Vendor Advisory"
          ]
        },
        {
          "url": "https://www.vulncheck.com/advisories/nltk-before-remote-code-execution-via-unsafe-pickle-deserialization",
          "source": "user@vulncheck.com",
          "tags": [
            "Third Party Advisory"
          ]
        },
        {
          "url": "https://github.com/nltk/nltk/security/advisories/GHSA-rhp5-r9x4-f5g2",
          "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "tags": [
            "Exploit",
            "Vendor Advisory"
          ]
        }
      ],
      "metrics": {
        "cvss_metric_v40": [
          {
            "source": "user@vulncheck.com",
            "type": "Secondary",
            "cvss_data": {
              "version": "4.0",
              "vector_string": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X",
              "attack_vector": "NETWORK",
              "attack_complexity": "LOW",
              "attack_requirements": "NONE",
              "privileges_required": "NONE",
              "user_interaction": "PASSIVE",
              "vulnerable_system_confidentiality": null,
              "vulnerable_system_integrity": null,
              "vulnerable_system_availability": null,
              "subsequent_system_confidentiality": null,
              "subsequent_system_integrity": null,
              "subsequent_system_availability": null,
              "exploit_maturity": "NOT_DEFINED",
              "confidentiality_requirements": null,
              "integrity_requirements": null,
              "availability_requirements": null,
              "modified_attack_vector": "NOT_DEFINED",
              "modified_attack_complexity": "NOT_DEFINED",
              "modified_attack_requirements": "NOT_DEFINED",
              "modified_privileges_required": "NOT_DEFINED",
              "modified_user_interaction": "NOT_DEFINED",
              "modified_vulnerable_system_confidentiality": null,
              "modified_vulnerable_system_integrity": null,
              "modified_vulnerable_system_availability": null,
              "modified_subsequent_system_confidentiality": null,
              "modified_subsequent_system_integrity": null,
              "modified_subsequent_system_availability": null,
              "safety": null,
              "automatable": null,
              "recovery": null,
              "value_density": "NOT_DEFINED",
              "vulnerability_response_effort": "NOT_DEFINED",
              "provider_urgency": "NOT_DEFINED",
              "base_score": 9.4,
              "base_severity": "CRITICAL"
            }
          }
        ],
        "cvss_metric_v31": [
          {
            "source": "user@vulncheck.com",
            "type": "Secondary",
            "cvss_data": {
              "version": "3.1",
              "vector_string": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H",
              "attack_vector": "NETWORK",
              "attack_complexity": "LOW",
              "privileges_required": "NONE",
              "user_interaction": "REQUIRED",
              "scope": "CHANGED",
              "confidentiality_impact": "HIGH",
              "integrity_impact": "HIGH",
              "availability_impact": "HIGH",
              "base_score": 9.6,
              "base_severity": "CRITICAL",
              "exploit_code_maturity": null,
              "remediation_level": null,
              "report_confidence": null,
              "temporal_score": null,
              "temporal_severity": null,
              "confidentiality_requirement": null,
              "integrity_requirement": null,
              "availability_requirement": null,
              "modified_attack_vector": null,
              "modified_attack_complexity": null,
              "modified_privileges_required": null,
              "modified_user_interaction": null,
              "modified_scope": null,
              "modified_confidentiality_impact": null,
              "modified_integrity_impact": null,
              "modified_availability_impact": null,
              "environmental_score": null,
              "environmental_severity": null
            },
            "exploitability_score": 2.8,
            "impact_score": 6.0
          }
        ],
        "cvss_metric_v30": null,
        "cvss_metric_v2": null
      },
      "weaknesses": [
        {
          "source": "user@vulncheck.com",
          "type": "Secondary",
          "description": [
            {
              "lang": "en",
              "value": "CWE-502"
            }
          ]
        }
      ],
      "configurations": [
        {
          "operator": null,
          "negate": null,
          "nodes": [
            {
              "operator": "OR",
              "negate": false,
              "cpe_match": [
                {
                  "vulnerable": true,
                  "criteria": "cpe:2.3:a:nltk:nltk:*:*:*:*:*:*:*:*",
                  "match_criteria_id": "653A48E1-BCC5-4342-B5DF-E8D71A83BCB9",
                  "version_start_including": null,
                  "version_start_excluding": null,
                  "version_end_including": null,
                  "version_end_excluding": "3.10.0"
                }
              ]
            }
          ]
        }
      ],
      "vendor_comments": null,
      "enrichment": {
        "cpe": [
          {
            "criteria": "cpe:2.3:a:nltk:nltk:*:*:*:*:*:*:*:*",
            "vendor": "nltk",
            "product": "nltk",
            "product_type": "a",
            "vulnerable": true,
            "version_start_including": null,
            "version_start_excluding": null,
            "version_end_including": null,
            "version_end_excluding": "3.10.0",
            "affected_versions_first": "2.0.1",
            "affected_versions_last": "3.9.4"
          }
        ],
        "cwe": [
          {
            "id": 502,
            "owasptop10_2021": "A08 Software and Data Integrity Failures",
            "name": "Deserialization of Untrusted Data",
            "description": "The product deserializes untrusted data without sufficiently ensuring that the resulting data will be valid.",
            "capec_id": [
              586
            ],
            "scope": [
              "Availability",
              "Integrity",
              "Other"
            ],
            "impact": [
              "DoS: Resource Consumption (CPU)",
              "Modify Application Data",
              "Unexpected State",
              "Varies by Context"
            ],
            "detection_method": [
              "Automated Static Analysis"
            ]
          }
        ],
        "epss_score": {
          "epss": 0.00292,
          "percentile": 0.21986,
          "date": "2026-09-23"
        },
        "cisa_kev": null,
        "vdeep_metric": {
          "available_versions": [
            "4.0",
            "3.1"
          ],
          "source": "user@vulncheck.com",
          "type": "Secondary",
          "cvss_data": {
            "version": "4.0",
            "vector_string": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X",
            "attack_vector": "NETWORK",
            "attack_complexity": "LOW",
            "attack_requirements": "NONE",
            "privileges_required": "NONE",
            "user_interaction": "PASSIVE",
            "vulnerable_system_confidentiality": null,
            "vulnerable_system_integrity": null,
            "vulnerable_system_availability": null,
            "subsequent_system_confidentiality": null,
            "subsequent_system_integrity": null,
            "subsequent_system_availability": null,
            "exploit_maturity": "NOT_DEFINED",
            "confidentiality_requirements": null,
            "integrity_requirements": null,
            "availability_requirements": null,
            "modified_attack_vector": "NOT_DEFINED",
            "modified_attack_complexity": "NOT_DEFINED",
            "modified_attack_requirements": "NOT_DEFINED",
            "modified_privileges_required": "NOT_DEFINED",
            "modified_user_interaction": "NOT_DEFINED",
            "modified_vulnerable_system_confidentiality": null,
            "modified_vulnerable_system_integrity": null,
            "modified_vulnerable_system_availability": null,
            "modified_subsequent_system_confidentiality": null,
            "modified_subsequent_system_integrity": null,
            "modified_subsequent_system_availability": null,
            "safety": null,
            "automatable": null,
            "recovery": null,
            "value_density": "NOT_DEFINED",
            "vulnerability_response_effort": "NOT_DEFINED",
            "provider_urgency": "NOT_DEFINED",
            "base_score": 9.4,
            "base_severity": "CRITICAL"
          }
        }
      }
    }
  ]
}
```

## Related Examples

- [CVSS 4.0: High Privileges Required](/reference/vulnerability/search/examples/metrics-cvss-metric-v40-cvss-data-privileges-required/)
- [CVSS 4.0: Exploit Maturity Attacked](/reference/vulnerability/search/examples/metrics-cvss-metric-v40-cvss-data-exploit-maturity/)
- [CVSS 4.0: Attack Requirements Present](/reference/vulnerability/search/examples/metrics-cvss-metric-v40-cvss-data-attack-requirements/)
- [CVSS 4.0: Concentrated Value Density](/reference/vulnerability/search/examples/metrics-cvss-metric-v40-cvss-data-value-density/)
- [CVSS 4.0: High Attack Complexity](/reference/vulnerability/search/examples/metrics-cvss-metric-v40-cvss-data-attack-complexity/)
- [CVSS 4.0: Moderate Response Effort](/reference/vulnerability/search/examples/metrics-cvss-metric-v40-cvss-data-vulnerability-response-effort/)
