CVE-2026-33736

EUVD-2026-21567
Chamilo LMS is a learning management system. Prior to 2.0.0-RC.3, any authenticated user (including ROLE_STUDENT) can enumerate all platform users and access personal information (email, phone, roles) via GET /api/users, including administrator accounts. This vulnerability is fixed in 2.0.0-RC.3.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
6.5 MEDIUM
NETWORK
LOW
LOW
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
Base Score
CVSS 3.x
EPSS Score
Percentile: 11%
Affected Products (NVD)
VendorProductVersion
chamilochamilo_lms
2.0.0:alpha1
chamilochamilo_lms
2.0.0:alpha2
chamilochamilo_lms
2.0.0:alpha3
chamilochamilo_lms
2.0.0:alpha4
chamilochamilo_lms
2.0.0:alpha5
chamilochamilo_lms
2.0.0:beta1
chamilochamilo_lms
2.0.0:beta2
chamilochamilo_lms
2.0.0:beta3
chamilochamilo_lms
2.0.0:rc1
chamilochamilo_lms
2.0.0:rc2
𝑥
= Vulnerable software versions
Common Weakness Enumeration
References
https://github.com/chamilo/chamilo-lms/commit/1739371ce1c562c007c7f5d53e6d65b7a4ff4109
https://github.com/chamilo/chamilo-lms/security/advisories/GHSA-fp2p-fj6c-x3x9