Auth bypass in Chamilo Chamilo-Lms
CVE-2025-59544
Chamilo is a learning management system. Prior to version 1.11.34, the functionality for the user to update the category does not implement authorization checks for the "category_id" parameter which allows users to update the category of any user by replacing the "category_id" parameter. This issue has been patched in version 1.11.34.
Vulnerability class: Broken Access Control
Published · last modified .
CVSS v3 metric
CVSS v3 base score 4.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N.
EPSS exploit prediction
EPSS: 0.002 (5.3th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 5th percentile — 5.3% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.002 · newest: 0.002 · change: 0.000
Affected products
- Chamilo Chamilo-Lms — versions < 1.11.34
- Chamilo Lms
Weakness classification (CWE)
References
- github.com/chamilo/chamilo-lms/security/advisories/GHSA-x3h9-h7qf-wwrf (Vendor Advisory)
- github.com/chamilo/chamilo-lms/releases/tag/v1.11.34 (Product, Release Notes)
Frequently asked questions
- What is CVE-2025-59544?
- CVE-2025-59544 is a medium-severity vulnerability in Chamilo Chamilo-Lms, classified under Missing Authorization. CVSS score: 4.3/10. Published 2026-03-06.
- How severe is CVE-2025-59544?
- Medium severity. CVSS v3 base score is 4.3 out of 10.