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Vulnerability record · CVE-2025-52470 · published 2 March 2026

CVE-2025-52470: Chamilo lms cross-site scripting vulnerability

Chamilo · Chamilo Lms

Chamilo is a learning management system. Prior to version 1.11.30, a stored cross-site scripting (XSS) vulnerability exists in the session_category_add.php script. The vulnerability is caused by improper sanitization of the Category Name field, allowing privileged users to inject persistent JavaScript payloads. The injected script is later executed when accessing add_many_sessions_to_category.php, potentially compromising administrative sessions. This issue has been patched in version 1.11.30.

4.8 CVSS 3.1 Medium EPSS 0.22% · top 88.2% CWE-79 · Cross-site scripting
4.8CVSS 3.1 base score
0.22%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
3References, 1 tagged exploit
17 Jun 2026Last modified by NVD

Description

Chamilo is a learning management system. Prior to version 1.11.30, a stored cross-site scripting (XSS) vulnerability exists in the session_category_add.php script. The vulnerability is caused by improper sanitization of the Category Name field, allowing privileged users to inject persistent JavaScript payloads. The injected script is later executed when accessing add_many_sessions_to_category.php, potentially compromising administrative sessions. This issue has been patched in version 1.11.30.

CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://github.com/chamilo/chamilo-lms/commit/ead79db4eb034b8c11a3d6036759d083de37530c Patch
https://github.com/chamilo/chamilo-lms/releases/tag/v1.11.30 ProductRelease Notes
https://github.com/chamilo/chamilo-lms/security/advisories/GHSA-p4m6-gwhg-x89f ExploitVendor Advisory

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

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Source: NIST National Vulnerability Database (record CVE-2025-52470), CISA KEV, FIRST EPSS (scores of 2026-10-06). This page is refreshed as NVD updates the record.