Buffer overflow in Fortinet Fortios

CVE-2025-22258

A heap-based buffer overflow in Fortinet FortiSRA 1.5.0, 1.4.0 through 1.4.2, FortiPAM 1.5.0, 1.4.0 through 1.4.2, 1.3.0 through 1.3.1, 1.2.0, 1.1.0 through 1.1.2, 1.0.0 through 1.0.3, FortiProxy 7.6.0 through 7.6.1, 7.4.0 through 7.4.7, F…

Vulnerability class: Buffer Overflow

EPSS: 0.001 (18.4th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.7 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:H/A:H/E:P/RL:W/RC:R.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2025-22258?
CVE-2025-22258 is a medium-severity vulnerability in Fortinet Fortios, classified under Heap-based Buffer Overflow. CVSS score: 5.7/10. Published 2025-10-14.
How severe is CVE-2025-22258?
Medium severity. CVSS v3 base score is 5.7 out of 10.