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Fortios

307 CVEs tracked. 21 of them are in CISA KEV.

This hub aggregates every CVE we track for Fortios, a product in the security products space. Use it to gauge the current risk picture and drill into individual advisories.

Fortios CVEs per month

Dec 2024 to Nov 2026. Point at a month, or focus the strip and use the arrow keys.
Fortios CVEs per month
MonthCVEs
2024-122
2025-0117
2025-024
2025-037
2025-045
2025-055
2025-067
2025-073
2025-084
2025-090
2025-1016
2025-113
2025-125
2026-012
2026-026
2026-030
2026-042
2026-051
2026-061
2026-077
2026-082
2026-092
2026-102
2026-110

Severity

How the 307 CVEs score on CVSS. Severity is not exploitation: KEV is counted above.

  • Critical268%
  • High6822%
  • Medium17858%
  • Low3511%

Latest CVEs

The 15 most recently published vulnerabilities affecting Fortios.

  1. CVE-2026-106174A improper locking vulnerability in Fortinet FortiOS 8.0.0, FortiOS 7.6.4 through 7.6.6 may allow an unauthenticated attacker with network access to the device to cause a denial of service of the H...7.5
  2. CVE-2026-106175A Double Free vulnerability [CWE-415] vulnerability in Fortinet FortiOS 7.6.0 through 7.6.8, FortiOS 7.4 all versions, FortiOS 7.2 all versions, FortiOS 7.0 all versions, FortiProxy 7.6.0 through 7...2.3
  3. CVE-2026-84392A NULL Pointer Dereference vulnerability [CWE-476] vulnerability in Fortinet FortiOS 7.4 all versions, FortiOS 7.2 all versions, FortiOS 7.0 all versions, FortiOS 6.4 all versions, FortiPAM 1.9.0, ...2.7
  4. CVE-2026-84393A improper validation of certificate with host mismatch vulnerability in Fortinet FortiOS 7.6.1 through 7.6.6, FortiProxy 7.6.2 through 7.6.6 may allow attacker to information disclosure via <inser...8.1
  5. CVE-2026-71407A Stack-based Buffer Overflow vulnerability [CWE-121] vulnerability in Fortinet FortiOS 7.6.1 through 7.6.6 may allow an unauthenticated attacker who can bypass stack protection and ASLR to execute...5.6
  6. CVE-2026-71408A allocation of resources without limits or throttling vulnerability in Fortinet FortiOS 7.6.0 through 7.6.6, FortiOS 7.4 all versions, FortiOS 7.2 all versions, FortiOS 7.0 all versions, FortiOS 6...5.3
  7. CVE-2026-59840A buffer over-read vulnerability in Fortinet FortiOS 7.6.0 through 7.6.3, FortiOS 7.4.0 through 7.4.8, FortiOS 7.2 all versions, FortiOS 7.0 all versions, FortiOS 6.4 all versions, FortiProxy 7.6.0...4.3
  8. CVE-2025-43892A buffer over-read vulnerability in Fortinet FortiOS 7.6.0 through 7.6.3, FortiOS 7.4.0 through 7.4.8, FortiOS 7.2 all versions, FortiOS 7.0 all versions, FortiOS 6.4 all versions may allow an auth...4.3
  9. CVE-2026-23573An Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability [CWE-79] vulnerability in Fortinet FortiOS 7.6.0 through 7.6.6, FortiOS 7.4 all versions, Forti...6.1
  10. CVE-2026-59839A improper limitation of a pathname to a restricted directory ('path traversal') vulnerability in Fortinet FortiOS 7.6.0 through 7.6.6, FortiOS 7.4.0 through 7.4.9, FortiOS 7.2 all versions, FortiO...5.5
  11. CVE-2025-62826An Improper Neutralization of CRLF Sequences in HTTP Headers ('HTTP Response Splitting') vulnerability [CWE-113] vulnerability in Fortinet FortiOS 7.6.0 through 7.6.4, FortiOS 7.4 all versions, For...3.1
  12. CVE-2025-62675An Improper Neutralization of CRLF Sequences in HTTP Headers ('HTTP Response Splitting') vulnerability [CWE-113] vulnerability in Fortinet FortiOS 7.6.0 through 7.6.4, FortiOS 7.4 all versions, For...3.4
  13. CVE-2026-59837A stack-based buffer overflow vulnerability in Fortinet FortiOS 7.4.0 through 7.4.1, FortiOS 7.2 all versions, FortiOS 7.0 all versions, FortiOS 6.4 all versions, FortiPAM 1.8.0 through 1.8.2, Fort...6.6
  14. CVE-2025-67862An Internal Asset Exposed to Unsafe Debug Access Level or State vulnerability [CWE-1244] vulnerability in Fortinet FortiOS 7.6.0 through 7.6.2, FortiOS 7.4.0 through 7.4.7, FortiOS 7.2.0 through 7....6.7
  15. CVE-2025-53844A out-of-bounds write vulnerability in Fortinet FortiOS 7.6.0 through 7.6.3, FortiOS 7.4.0 through 7.4.8, FortiOS 7.2.0 through 7.2.11 allows attacker to execute unauthorized code or commands via s...8.8

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