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CVE-2024-55591

CISA KEV

Published January 14, 2025 · Updated April 3, 2026

high
Official Description+

Fortinet FortiOS and FortiProxy contain an authentication bypass vulnerability that may allow an unauthenticated, remote attacker to gain super-admin privileges via crafted requests to Node.js websocket module.

Affected Products

VendorProduct
FortinetFortiOS and FortiProxy

Patch Status

Patch by 2025-01-21

Recommended Actions

  1. Check if your systems use any of the affected products listed above.
  2. Apply vendor patches immediately if available.
  3. This vulnerability is in CISA's Known Exploited Vulnerabilities catalog — prioritize remediation.
  4. Monitor vendor advisories for updates and additional mitigations.
  5. Review logs for indicators of compromise related to CVE-2024-55591.