Improper Encoding or Escaping of Output in GLPI - CVE-2026-55214
Published: July 27, 2026
Vulnerability identifier: #VU139535
CSH Severity: Low
CVSS v4: 8.4 [CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2026-55214
CWE-ID: CWE-116
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote user to execute arbitrary script code in a user's browser.
The vulnerability exists due to improper encoding or escaping of output in supplier website fields when rendering the item's suppliers list. A remote privileged user can store a malicious script payload in a supplier website field to execute arbitrary script code in a user's browser.
User interaction is required to open the item's suppliers list.
Affected software
GLPI
How to mitigate CVE-2026-55214
Install security update from vendor's website.
GLPI - update to 11.0.8