KEV Entry

CVE-2020-11991

Known Exploited Vulnerability Entry External Catalog

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Entry Details
Confirmed Exploited

CVE-2020-11991

2025-07-29 00:00 UTC

Timestamps

2025-07-29

2025-07-29

Scope

KEVIntel entry: When using the StreamGenerator, the code parse a user-provided XML. A specially crafted XML, including external system entities, could be used to... | Affected: Apache / Cocoon | CVSS: 7.5 (HIGH) | Used in malware: unknown | Not yet in CISA KEV: True

References
  • {'id': 'CVE-2020-11991', 'url': 'https://www.cve.org/CVERecord?id=CVE-2020-11991'}
  • {'id': 'kevintel', 'url': 'https://kevintel.com/vuln/CVE-2020-11991'}

d98668d8-2dd2-4a69-b8db-ca08e043ded3

caeb2787-0d58-4236-9039-7c86c3e566f3

2026-06-23 14:03 UTC

2026-06-23 14:03 UTC

Evidence
1
Type Source Signal Confidence Details GCVE Metadata
public_report kevintel successful_exploitation 0.70
View details 
{
  "added_date": "2025-07-29T00:00:00.000Z",
  "ahead_of_cisa_kev": null,
  "cvss_score": 7.5,
  "cvss_severity": "HIGH",
  "epss_percentile": null,
  "epss_score": null,
  "feed": "KEVIntel (kevintel.com)",
  "not_yet_in_cisa_kev": true,
  "product": "Cocoon",
  "title": "When using the StreamGenerator, the code parse a user-provided XML. A specially crafted XML, including external system entities, could be used to...",
  "used_in_malware": "unknown",
  "vendor": "Apache"
}
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