CVE-2025-50186

Chamilo: Stored XSS via Malicious CSV Filename in user_import.php

Published Mar 2, 2026 CVSS 3.1 · 4.8 Medium EPSS < 1% KEV · Not listed
Description
Chamilo is a learning management system. Prior to version 1.11.30, a stored cross-site scripting (XSS) vulnerability exists due to insufficient sanitization of CSV filenames. An attacker can upload a maliciously named CSV file (e.g., <img src=q onerror=prompt(8)>.csv) that leads to JavaScript execution when viewed by administrators or users with access to import logs or file views. This issue has been patched in version 1.11.30.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

No advisories available
History
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
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'poc', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Type Values Removed Values Added
Description Chamilo is a learning management system. Prior to version 1.11.30, a stored cross-site scripting (XSS) vulnerability exists due to insufficient sanitization of CSV filenames. An attacker can upload a maliciously named CSV file (e.g., <img src=q onerror=prompt(8)>.csv) that leads to JavaScript execution when viewed by administrators or users with access to import logs or file views. This issue has been patched in version 1.11.30.
Title Chamilo: Stored XSS via Malicious CSV Filename in user_import.php
Weaknesses CWE-79
References
Metrics cvssV3_1

{'score': 4.8, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
GitHub_M
Published
Updated
Mar 2, 2026, 7:31 PM
Reserved
Jun 13, 2025, 7:17 PM
Status
Analyzed
Published
Mar 2, 2026, 3:16 PM
Modified
Jun 17, 2026, 9:34 AM