CVE-2025-25252

Description

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.

CVSS v3.1 Score

4.8

MEDIUM

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:N

Weakness Type (CWE)

CWE-613 CWE-613

Affected Products

Vendor	Product	Versions
fortinet	fortios	6.4.0 — 7.0.17
fortinet	fortios	7.2.0 — 7.2.11
fortinet	fortios	7.4.0 — 7.4.7
fortinet	fortios	7.6.0 — 7.6.3

References

Advisories & Patches

https://fortiguard.fortinet.com/psirt/FG-IR-24-487

Frequently Asked Questions

What is CVE-2025-25252? +

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. It has a CVSS v3.1 base score of 4.8 (MEDIUM).

How severe is CVE-2025-25252? +

CVE-2025-25252 has a CVSS v3.1 score of 4.8 out of 10, rated MEDIUM. This is a medium-severity vulnerability that should be remediated as part of regular maintenance.

What products are affected by CVE-2025-25252? +

CVE-2025-25252 affects products from fortinet, specifically: fortios. Check the affected products table above for specific version ranges.

How do I check if I'm vulnerable to CVE-2025-25252? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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