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CVE-2026-24858

🔥 Known Exploited (CISA KEV)CRITICAL
9.8
CVSS Severity Score
EPSS Score92.0510%
EPSS Percentile95.80th
Published2026-01-27
Last Modified2026-06-09
Data SourcesNVDCISA KEVFIRST.org EPSS

Vulnerability 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 Platforms (CPE)

📦
Fortinet

Fortianalyzer

>= 7.0.0 and <= 7.0.15>= 7.2.0 and <= 7.2.11>= 7.4.0 and < 7.4.10>= 7.6.0 and < 7.6.6
📦
Fortinet

Fortimanager

>= 7.0.0 and <= 7.0.15>= 7.2.0 and <= 7.2.11>= 7.4.0 and < 7.4.10>= 7.6.0 and < 7.6.6
📦
Fortinet

Fortinac F

>= 7.6.3 and < 7.6.6
📦
Fortinet

Fortiproxy

>= 7.0.0 and <= 7.0.22>= 7.2.0 and <= 7.2.15>= 7.4.0 and <= 7.4.12>= 7.6.0 and <= 7.6.4

References & Advisories

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