RCE in Chamilo Chamilo-lms
CVE-2026-35196
Chamilo LMS is an open-source learning management system. In versions prior to 2.0.0-RC.3, an OS Command Injection vulnerability exists in the main/inc/ajax/gradebook.ajax.php endpoint within the export_all_certificates action, where the c…
Vulnerability class: Command Injection (OS Command Injection)
EPSS: 0.003 (49.6th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.
Affected products
- Chamilo Chamilo-lms — versions < 2.0.0-RC.3
Weakness classification (CWE)
Public proof-of-concept exploits
References
- https://github.com/chamilo/chamilo-lms/security/advisories/GHSA-crc6-r6c7-44q3 (x_refsource_CONFIRM)
- https://github.com/chamilo/chamilo-lms/commit/62671e5e268f235cddfba704edee90f35c234df1 (x_refsource_MISC)
- https://github.com/chamilo/chamilo-lms/releases/tag/v2.0.0-RC.3 (x_refsource_MISC)
Frequently asked questions
- What is CVE-2026-35196?
- CVE-2026-35196 is a high-severity vulnerability in Chamilo Chamilo-lms, classified under OS Command Injection. CVSS score: 8.8/10. Published 2026-04-14.
- How severe is CVE-2026-35196?
- High severity. CVSS v3 base score is 8.8 out of 10.
- Is CVE-2026-35196 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.