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: 2026-03-05
CVSS: 9.0
CVSS Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:H
Download Exploit for CVE-2025-55208 here:
Use Tor Browser to access .onion site.
https://sonitex.com/exploit-561-cve-2026-21622/
https://sonitex.com/exploit-241-cve-2026-3168/
https://sonitex.com/exploit-663-cve-2026-3769/