What is CVE-2025-64471?

CVE-2025-64471 is a medium-severity vulnerability in Fortinet Fortiweb, classified under CWE-836. CVSS score: 4.4/10. Published 2025-12-09.

How severe is CVE-2025-64471?

Medium severity. CVSS v3 base score is 4.4 out of 10.

Vulnerability in Fortinet Fortiweb

CVE-2025-64471

A use of password hash instead of password for authentication vulnerability [CWE-836] 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, Forti…

EPSS: 0.001 (22.3th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 4.4 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:H/A:N/E:P/RL:O/RC:C.

Affected products

Fortinet Fortiweb — versions 8.0.0, 7.6.0, 7.4.0

Weakness classification (CWE)

CWE-836

References

https://fortiguard.fortinet.com/psirt/FG-IR-25-984

Frequently asked questions

What is CVE-2025-64471?: CVE-2025-64471 is a medium-severity vulnerability in Fortinet Fortiweb, classified under CWE-836. CVSS score: 4.4/10. Published 2025-12-09.
How severe is CVE-2025-64471?: Medium severity. CVSS v3 base score is 4.4 out of 10.