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Fortinet FortiOS CAPWAP Daemon Stack Buffer Overflow Vulnerability (CVE-2025-53843) Advisory

Security AdvisoryCVE-2025-53843MediumFortinet
Affected:
  • FortiOS 7.6.0-7.6.3
  • FortiOS 7.4.0-7.4.8
  • FortiOS 7.2 (All versions)
  • FortiOS 7.0 (All versions)
  • FortiOS 6.4 (All versions)
Fixed in:
  • FortiOS 7.6.4+
  • FortiOS 7.4.9+
  • FortiOS 7.2 (Fixed version)
  • FortiOS 7.0 (Fixed version)
  • FortiOS 6.4 (Fixed version)
Referenced CVEs: CVE-2025-53843 · 6.9
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