Vulnerability in Fortinet Fortiweb

CVE-2025-64447

A reliance on cookies without validation and integrity checking vulnerability in Fortinet FortiWeb 8.0.0 through 8.0.1, FortiWeb 7.6.0 through 7.6.5, FortiWeb 7.4.0 through 7.4.10, FortiWeb 7.2.0 through 7.2.11, FortiWeb 7.0.0 through 7.0…

EPSS: 0.002 (40.5th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.1 (High). Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2025-64447?
CVE-2025-64447 is a high-severity vulnerability in Fortinet Fortiweb, classified under Reliance on Cookies without Validation and Integrity Checking. CVSS score: 7.1/10. Published 2025-12-09.
How severe is CVE-2025-64447?
High severity. CVSS v3 base score is 7.1 out of 10.