CVE-2026-32930: Chamilo LMS has an IDOR in Gradebook Allows Cross-Course Evaluation Edit Without Ownership Check

Description

Chamilo LMS is a learning management system. Prior to 1.11.38 and 2.0.0-RC.3, an Insecure Direct Object Reference (IDOR) vulnerability in the gradebook evaluation edit page allows any authenticated teacher to view and modify the settings (name, max score, weight) of evaluations belonging to any other course by manipulating the editeval GET parameter. This vulnerability is fixed in 1.11.38 and 2.0.0-RC.3.

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:H/A:N

Attack vector

Network

Complexity

Low

Privileges

Low

User interaction

None

Confidentiality

Low

Integrity

High

Availability

None

Scope

Unchanged

Exploitation

Is it being used?

Exploit prediction (EPSS)0.2% · higher than 9% 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; >= 2.0.0-alpha.1, < 2.0.0-RC.3 · source: vendor

CL

Chamilo Lms · Chamilo

before 1.11.38; 2.0.0; 2.0.0; 2.0.0; 2.0.0; 2.0.0; +5 more · source: NVD