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9.4 Critical Exploited

CVE-2026-24858 Fortinet Multiple Products Authentication Bypass Using an Alternate Path or Channel Vulnerability

Active exploitation observed

· CISA KEV catalogue
Required action Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.
Ransomware campaigns Not observed so far
Weakness CWE-288

Description

An Authentication Bypass Using an Alternate Path or Channel vulnerability [CWE-288] vulnerability in Fortinet FortiAnalyzer 7.6.0 through 7.6.5, FortiAnalyzer 7.4.0 through 7.4.9, FortiAnalyzer 7.2.0 through 7.2.11, FortiAnalyzer 7.0.0 through 7.0.15, FortiManager 7.6.0 through 7.6.5, FortiManager 7.4.0 through 7.4.9, FortiManager 7.2.0 through 7.2.11, FortiManager 7.0.0 through 7.0.15, FortiNAC-F 7.6.3 through 7.6.5, FortiOS 7.6.0 through 7.6.5, FortiOS 7.4.0 through 7.4.10, FortiOS 7.2.0 through 7.2.12, FortiOS 7.0.0 through 7.0.18, FortiProxy 7.6.0 through 7.6.4, FortiProxy 7.4.0 through 7.4.12, FortiProxy 7.2.0 through 7.2.15, FortiProxy 7.0.0 through 7.0.22, FortiWeb 8.0.0 through 8.0.3, FortiWeb 7.6.0 through 7.6.6, FortiWeb 7.4.0 through 7.4.11 may allow an attacker with a FortiCloud account and a registered device to log into other devices registered to other accounts, if FortiCloud SSO authentication is enabled on those devices.

Affected products and versions

Product Affected versions Fixed in
FortiAnalyzer 7.6 7.6.0 → 7.6.5 No fix stated
FortiAnalyzer 7.4 7.4.0 → 7.4.9 No fix stated
FortiAnalyzer 7.2 7.2.0 → 7.2.11 No fix stated
FortiAnalyzer 7.0 7.0.0 → 7.0.15 No fix stated
FortiOS 7.6 7.6.0 → 7.6.5 No fix stated
FortiOS 7.4 7.4.0 → 7.4.10 No fix stated
FortiOS 7.2 7.2.0 → 7.2.12 No fix stated
FortiOS 7.0 7.0.0 → 7.0.18 No fix stated
FortiManager 7.6 7.6.0 → 7.6.5 No fix stated
Show the 12 other branches
Product Affected versions Fixed in
FortiManager 7.4 7.4.0 → 7.4.9 No fix stated
FortiManager 7.2 7.2.0 → 7.2.11 No fix stated
FortiManager 7.0 7.0.0 → 7.0.15 No fix stated
FortiProxy 7.6 7.6.0 → 7.6.4 No fix stated
FortiProxy 7.4 7.4.0 → 7.4.12 No fix stated
FortiProxy 7.2 7.2.0 → 7.2.15 No fix stated
FortiProxy 7.0 7.0.0 → 7.0.22 No fix stated
FortiWeb 8.0 8.0.0 → 8.0.3 No fix stated
FortiWeb 7.6 7.6.0 → 7.6.6 No fix stated
FortiWeb 7.4 7.4.0 → 7.4.11 No fix stated
RUGGEDCOM APE1808 Versions not published
FortiNAC-F 7.6 7.6.3 → 7.6.5 No fix stated

References

Timeline

  1. Published
  2. Added to the KEV catalogue
  3. Last modified
The 74 CVEs of FortiAnalyzer →
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