CVE-2025-64471

low-risk
Published 2025-12-09

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, FortiWeb 7.0.0 through 7.0.11 may allow an unauthenticated attacker to use the hash in place of the password to authenticate via crafted HTTP/HTTPS requests

Do I need to act?

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0.07% chance of exploitation
EPSS score — low exploit probability
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Not on CISA KEV list
No confirmed active exploitation reported to CISA
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Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
4
CVSS 4.9/10 Medium
NETWORK / LOW complexity

Affected Products (1)

Affected Vendors

Fortinet

References (1)

Vendor Advisory https://fortiguard.fortinet.com/psirt/FG-IR-25-984
25
/ 100
low-risk
Severity 20/34 · Moderate
Exploitability 0/34 · Minimal
Exposure 5/34 · Minimal