Chamilo LMS has an Insecure Direct Object Reference (IDOR) - User Data Exposure
Published Apr 10, 2026
6.5
MEDIUMCVSS 3.1
EPSS 0.35%
Description
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.
Affected products
-
- Version >= 2.0.0-alpha.1, < 2.0.0-RC.3StatusaffectedConstraints-
- Version
Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).
| Vendor | Product | Default status | Versions | ||||||
|---|---|---|---|---|---|---|---|---|---|
| Chamilo | Chamilo-Lms | n/a |
|
- 2.0.0
- 2.0.0
- 2.0.0
- 2.0.0
- 2.0.0
- 2.0.0
- 2.0.0
- 2.0.0
- 2.0.0
- 2.0.0
No data.
No Red Hat product state for this CVE.
No package ranges for this CVE.
Remediation
No remediation recorded yet.
Metrics
No CVSS v4.0 score for this CVE.
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
No CVSS v3.0 score for this CVE.
No CVSS v2.0 score for this CVE.
This CVE is not in the KEV list.
CISA SSVC (Vulnrichment)
Stakeholder-Specific Vulnerability Categorization from CISA ADP.
Exploitation
NoneAutomatable
NoTechnical Impact
PartialDecision
n/aAssessed Apr 13, 2026 · SSVC 2.0.3
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 3, 2026.
Score over time
Apr–Oct 2026- EPSS v4
- EPSS v5
Percentile over time
- EPSS v4
- EPSS v5
Table of values (3 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 3, 2026 | 0.35% (0.00354) | 26.79th | v5 (v2026.06.15) |
| Jun 15, 2026 | 0.21% (0.00209) | 10.95th | v5 (v2026.06.15) |
| Apr 11, 2026 | 0.03% (0.00028) | 8.05th | v4 (v2025.03.14) |
References (2)
- https://github.com/chamilo/chamilo-lms/commit/1739371ce1c562c007c7f5d53e6d65b7a4ff4109 x_refsource_MISCPatch
- https://github.com/chamilo/chamilo-lms/security/advisories/GHSA-fp2p-fj6c-x3x9 x_refsource_CONFIRMVendor Advisory
| Link | Providers | Tags |
|---|---|---|
| https://github.com/chamilo/chamilo-lms/commit/1739371ce1c562c007c7f5d53e6d65b7a4ff4109 | x_refsource_MISCPatch | |
| https://github.com/chamilo/chamilo-lms/security/advisories/GHSA-fp2p-fj6c-x3x9 | x_refsource_CONFIRMVendor Advisory |
Change history (0)
No recorded changes yet.