Cross-site scripting in GLPI - CVE-2026-42321
Published: June 1, 2026
Vulnerability identifier: #VU133152
CSH Severity: Low
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N/E:U/U:Clear
CVE-ID: CVE-2026-42321
CWE-ID: CWE-79
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vendor: glpi-project
Affected software:
GLPI
GLPI
Detailed vulnerability description
The vulnerability allows a remote user to execute arbitrary script in a user's browser.
The vulnerability exists due to cross-site scripting in asset locks when rendering stored asset lock content. A remote user can store a malicious script payload to execute arbitrary script in a user's browser.
How to mitigate CVE-2026-42321
Install security update from vendor's website.