Vulnerability · Published Feb 24, 2026 · Assigned by GitHub_M
CVE-2025-62512Piwigo Vulnerable to User Enumeration via Password Reset Endpoint
Medium 5.5
In plain English
A medium-severity security flaw in Piwigo from Piwigo. Proof-of-concept exploit code is public. The chance it is exploited in the next 30 days is estimated at 0.8% (higher than 58% of all known vulnerabilities). Ready-made attack tooling exists: Nuclei.
Official description
Piwigo is an open source photo gallery application for the web. In version 15.5.0 and likely earlier 15.x releases, the password reset functionality in Piwigo allows an unauthenticated attacker to determine whether a given username or email address exists in the system. The endpoint at password.php?action=lost returns distinct messages for valid vs. invalid accounts, enabling user enumeration. As of time of publication, no known patches are available.
Affected products (as reported)
Weakness: CWE-204 · Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:P
References
- https://github.com/Piwigo/Piwigo/security/advisories/GHSA-h4wx-7m83-xfxc x_refsource_CONFIRM