CVE-2025-25252 MEDIUM

CVE-2025-25252

Vendor Fortinet
Product FortiOS
Weakness CWE-613 · Insufficient session expiration
Published October 14, 2025
Last update January 14, 2026

CVSS base score

4.3/10
Attack vector Network
Attack complexity High
Privileges required None
User interaction None
Confidentiality Low
Integrity Low

CVSS vector

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:N/E:P/RL:O/RC:C

What the vulnerability does

01Description

An Insufficient Session Expiration vulnerability [CWE-613] in FortiOS SSL VPN 7.6.0 through 7.6.2, 7.4.0 through 7.4.6, 7.2.0 through 7.2.10, 7.0.0 through 7.0.16, 6.4 all versions may allow a remote attacker (e.g. a former admin whose account was removed and whose session was terminated) in possession of the SAML record of a user session to access or re-open that session via re-use of SAML record.

Key dates

02Disclosure timeline

October 14, 2025 CVE published
January 14, 2026 Record updated