KEV Entry

CVE-2021-22911

Known Exploited Vulnerability Entry External Catalog

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Entry Details
Confirmed Exploited

CVE-2021-22911

2025-10-03 00:00 UTC

Timestamps

2025-10-03

2025-10-03

Scope

KEVIntel entry: A improper input sanitization vulnerability exists in Rocket.Chat server 3.11, 3.12 & 3.13 that could lead to unauthenticated NoSQL injection,... | Affected: Rocket.Chat / Rocket.Chat server | CVSS: 9.8 (CRITICAL) | Used in malware: unknown | Not yet in CISA KEV: True

References
  • {'id': 'CVE-2021-22911', 'url': 'https://www.cve.org/CVERecord?id=CVE-2021-22911'}
  • {'id': 'kevintel', 'url': 'https://kevintel.com/vuln/CVE-2021-22911'}

33c3d0cd-6ab5-4016-a239-7aee745ce530

caeb2787-0d58-4236-9039-7c86c3e566f3

2026-06-19 12:42 UTC

2026-06-19 12:42 UTC

Evidence
1
Type Source Signal Confidence Details GCVE Metadata
public_report kevintel successful_exploitation 0.70
View details 
{
  "added_date": "2025-10-03T00:00:00.000Z",
  "ahead_of_cisa_kev": null,
  "cvss_score": 9.8,
  "cvss_severity": "CRITICAL",
  "epss_percentile": null,
  "epss_score": null,
  "feed": "KEVIntel (kevintel.com)",
  "not_yet_in_cisa_kev": true,
  "product": "Rocket.Chat server",
  "title": "A improper input sanitization vulnerability exists in Rocket.Chat server 3.11, 3.12 \u0026 3.13 that could lead to unauthenticated NoSQL injection,...",
  "used_in_malware": "unknown",
  "vendor": "Rocket.Chat"
}
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