CVE-2026-35676

phpMyFAQ before 4.1.3 contains an unauthenticated password reset vulnerability in the user password update API endpoint that allows attackers to change account passwords without token validation. Attackers can enumerate valid username and email pairs and force immediate password changes by sending PUT requests to the /api/index.php/user/password/update endpoint, causing account disruption and invalidating legitimate user credentials.

CVSS 4.0

8.8CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:H/VA:N/SC:N/SI:N/SA:N

CVSS 3.1

8.2CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:H/A:N

EPSS

0.2% chance of exploitation in the next 30 days; higher than 15% of CVEs (scores of 2026-10-25)

CWE

CWE-640

Published

2026-05-28

Modified

2026-10-26

Record from

the NVD, synced 2026-10-26

References

• https://github.com/thorsten/phpMyFAQ/security/advisories/GHSA-9qv9-8xv6-5p35
• https://www.vulncheck.com/advisories/phpmyfaq-unauthenticated-password-reset-via-user-password-update-endpoint
• https://github.com/thorsten/phpMyFAQ/security/advisories/GHSA-9qv9-8xv6-5p35

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