Fortinet
CVE-2025-62439
MEDIUM
Severity by source
AV:L/AC:H/PR:L/UI:N/S:C/C:L/I:L/A:N
Primary rating from NVD · only source for this CVE.
CVSS VectorNVD
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:L/I:L/A:N
Lifecycle Timeline
2DescriptionCVE.org
An Improper Verification of Source of a Communication Channel vulnerability [CWE-940] vulnerability in Fortinet FortiOS 7.6.0 through 7.6.4, FortiOS 7.4.0 through 7.4.9, FortiOS 7.2 all versions, FortiOS 7.0 all versions may allow an authenticated user with knowledge of FSSO policy configurations to gain unauthorized access to protected network resources via crafted requests.
AnalysisAI
vulnerability in Fortinet FortiOS 7.6.0 versions up to 7.6.4 contains a vulnerability that allows attackers to an authenticated user with knowledge of FSSO policy configurations to gain unaut (CVSS 4.2).
Technical ContextAI
affects vulnerability in Fortinet FortiOS 7.6.0. An Improper Verification of Source of a Communication Channel vulnerability [CWE-940] vulnerability in Fortinet FortiOS 7.6.0 through 7.6.4, FortiOS 7.4.0 through 7.4.9, FortiOS 7.2 all versions, FortiOS 7.0 all versions may allow an authenticated user with knowledge of FSSO policy configurations to gain unauthorized access to protected network resources via crafted requests.
Affected ProductsAI
Product: vulnerability in Fortinet FortiOS 7.6.0. Versions: up to 7.6.4.
RemediationAI
Monitor vendor advisories for a patch.
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Same technique Authentication Bypass
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External POC / Exploit Code
Leaving vuln.today