CVE-2026-33698
CRITICALChamilo LMS affected by unauthenticated RCE in main/install folder
Title source: cnaDescription
Chamilo LMS is a learning management system. Prior to 1.11.38, a chained attack can enable otherwise-blocked PHP code from the main/install/ directory and allow an unauthenticated attacker to modify existing files or create new files where allowed by system permissions. This only affects portals with the main/install/ directory still present and read-accessible. This vulnerability is fixed in 1.11.38.
Scores
CVSS v3
9.8
EPSS
0.0008
EPSS Percentile
24.4%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Details
CWE
CWE-552
Status
published
Products (2)
chamilo/chamilo-lms
< 1.11.38
chamilo/chamilo_lms
< 1.11.38
Published
Apr 10, 2026
Tracked Since
Apr 11, 2026