Medium severity · published Apr 10, 2026
CVE-2026-33708
Chamilo LMS has REST API PII Exposure via get_user_info_from_username
6.5
CVSS
0.2%
EPSS
No
On KEV
Description
Chamilo LMS is a learning management system. Prior to 1.11.38, the get_user_info_from_username REST API endpoint returns personal information (email, first name, last name, user ID, active status) of any user to any authenticated user, including students. There is no authorization check. This vulnerability is fixed in 1.11.38.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
Attack vector
Network
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
High
Integrity
None
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.2% · higher than 11% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
CH
chamilo-lms · chamilo
< 1.11.38 · source: vendor
CL
Chamilo Lms · Chamilo
before 1.11.38 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-33708
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-33708
Patch
https://github.com/chamilo/chamilo-lms/commit/4a119f93abbfba6fe833580f2463c8d4afa500c2
Vendor Advisory
https://github.com/chamilo/chamilo-lms/security/advisories/GHSA-qwch-82q9-q999
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