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Description

Chamilo is a learning management system. Versions prior to 1.11.34 have a Stored XSS through insecure file uploads in `Social Networks`. Through it, a low-privilege user can execute arbitrary code in the admin user inbox, allowing takeover of the admin account. Version 1.11.34 fixes the issue.

PUBLISHED Reserved 2025-08-08 | Published 2026-03-05 | Updated 2026-03-06 | Assigner GitHub_M




CRITICAL: 9.1CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:H

Problem types

CWE-79: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

Product status

< 1.11.34
affected

References

github.com/...lo-lms/security/advisories/GHSA-2vq2-826h-6hp6

cve.org (CVE-2025-55208)

nvd.nist.gov (CVE-2025-55208)

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