Chamilo is a learning management system. Prior to version 1.11.30, there is a reflected cross-site scripting (XSS) vulnerability due to insufficient sanitization of the page parameter in the session/add_users_to_session.php endpoint. This issue has been patched in version 1.11.30.

Metrics

Attack Vector Network

Attack Complexity Low

Privileges Required None

Attack Requirements None

User Interaction Active

Vulnerable System Confidentiality Impact None

Vulnerable System Integrity Impact Low

Vulnerable System Availability Impact None

Subsequent System Confidentiality Impact None

Subsequent System Integrity Impact None

Subsequent System Availability Impact None

No CVSS v3.1

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

Exploitation none

Automatable no

Technical Impact partial

Affected Vendors & Products

Vendors Products
Chamilo
  • Chamilo Lms

Configuration 1 [-]

cpe:2.3:a:chamilo:chamilo_lms:*:*:*:*:*:*:*:*

No data.

References
Link Providers
https://github.com/chamilo/chamilo-lms/releases/tag/v1.11.30 cve-icon cve-icon
https://github.com/chamilo/chamilo-lms/security/advisories/GHSA-h3m8-53j3-xjx8 cve-icon cve-icon
History

Tue, 03 Mar 2026 18:30:00 +0000

Type Values Removed Values Added
First Time appeared Chamilo
Chamilo chamilo Lms
CPEs cpe:2.3:a:chamilo:chamilo_lms:*:*:*:*:*:*:*:*
Vendors & Products Chamilo
Chamilo chamilo Lms
Metrics cvssV3_1

{'score': 6.1, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N'}

Tue, 03 Mar 2026 16:15:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Mon, 02 Mar 2026 16:00:00 +0000

Type Values Removed Values Added
Description Chamilo is a learning management system. Prior to version 1.11.30, there is a reflected cross-site scripting (XSS) vulnerability due to insufficient sanitization of the page parameter in the session/add_users_to_session.php endpoint. This issue has been patched in version 1.11.30.
Title Chamilo: Reflected XSS via page parameter
Weaknesses CWE-79
CWE-80
CWE-87
References
Metrics cvssV4_0

{'score': 5.1, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N'}
cve-icon MITRE

Status: PUBLISHED

Assigner: GitHub_M

Published: 2026-03-02T15:50:20.498Z

Updated: 2026-03-03T16:04:07.046Z

Reserved: 2025-06-18T03:55:52.035Z

Link: CVE-2025-52563

cve-icon Vulnrichment

Updated: 2026-03-03T16:04:03.162Z

cve-icon NVD

Status : Analyzed

Published: 2026-03-02T16:16:21.970

Modified: 2026-03-03T18:21:58.587

Link: CVE-2025-52563

cve-icon Redhat

No data.