SQL injection in Piwigo - CVE-2026-27834
Published: April 26, 2026
Vulnerability identifier: #VU127943
CSH Severity: Low
CVSS v4: 8.6 [CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2026-27834
CWE-ID: CWE-89
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote user to execute arbitrary SQL commands.
The vulnerability exists due to SQL injection in the ws_users_getList() function in include/ws_functions/pwg.users.php when processing the filter parameter in the pwg.users.getList Web Service API method. A remote privileged user can send a specially crafted API request to execute arbitrary SQL commands.
The issue affects the filter parameter of the pwg.users.getList API method.
Affected software
Piwigo
How to mitigate CVE-2026-27834
Install security update from vendor's website.
Piwigo - update to 16.3.0