by Kastro
Paper/Archive/CVE-2025-55208

CVE-2025-55208

chamilo chamilo-lms — Chamilo LMS has Stored Cross Site Scripting on Social Networks Uploaded Files

EPSS 0.4%CVSS 9.1
critical.is priorityof 100
33
CVSS 9.1 (CNA)9.1 / 10 × 3027.3Not in CISA KEV+300.0EPSS percentile 29.6.296 × 205.9No public exploit+100.0SSVC exploitation: none+100.0
Description · from the CVE record

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.

Affected

ProductAffectedFixed inSource
chamilo-lms< 1.11.34–CNA

Scores by source

GitHub_M (CNA)9.1CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:H
CISA ADPSSVCExploitation: none · Automatable: no · Technical impact: total

References

refgithub.com/chamilo/chamilo-lms/security/advisories/GHSA-2vq2-826h-6hp6