What is CVE-2025-25252?

CVE-2025-25252 is a medium-severity vulnerability in Fortinet Fortios, classified under Insufficient Session Expiration. CVSS score: 4.8/10. Published 2025-10-14.

How severe is CVE-2025-25252?

Medium severity. CVSS v3 base score is 4.8 out of 10.

Vulnerability in Fortinet Fortios

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 acc…

EPSS: 0.003 (18.9th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 4.8 (Medium). Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:N.

Affected products

Fortinet Fortios — versions 7.6.0, 7.4.0, 7.2.0

Weakness classification (CWE)

CWE-613 — Insufficient Session Expiration

References

psirt@fortinet.com (Vendor Advisory)

Frequently asked questions

What is CVE-2025-25252?: CVE-2025-25252 is a medium-severity vulnerability in Fortinet Fortios, classified under Insufficient Session Expiration. CVSS score: 4.8/10. Published 2025-10-14.
How severe is CVE-2025-25252?: Medium severity. CVSS v3 base score is 4.8 out of 10.