Cross-site scripting in Chamilo LMS - CVE-2026-32893
Published: April 24, 2026
Vulnerability identifier: #VU127565
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-2026-32893
CWE-ID: CWE-79
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vendor: Chamilo
Affected software:
Chamilo LMS
Chamilo LMS
Detailed vulnerability description
The vulnerability allows a remote user to execute arbitrary JavaScript in a victim's browser.
The vulnerability exists due to cross-site scripting in public/main/exercise/question_list_admin.inc.php when generating pagination links from user-supplied GET parameters. A remote user can send a specially crafted request to execute arbitrary JavaScript in a victim's browser.
User interaction is required, and exploitation occurs in an authenticated teacher's browser.
How to mitigate CVE-2026-32893
Install security update from vendor's website.