Vulnerability · Published Apr 10, 2026 · Assigned by GitHub_M

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

High 7.1

In plain English

A high-severity authorization bypass via user-controlled key in chamilo-lms from chamilo. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.2% (higher than 9% of all known vulnerabilities).

Severity (CVSS 3.1)7.1High

Exploit odds (30 days)0.2%top 91.0% of all CVEs

Exploited in the wildNo reportsCISA SSVC: none

Attack toolingNoneno public tooling known

Official 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.

Affected products (as reported)

Vendor	Product	Versions
chamilo	chamilo-lms	< 1.11.38>= 2.0.0-alpha.1, < 2.0.0-RC.3

Weakness: CWE-639 · Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:H/A:N

References

https://github.com/chamilo/chamilo-lms/security/advisories/GHSA-9h22-wrg7-82q6 x_refsource_CONFIRM
https://github.com/chamilo/chamilo-lms/commit/63e1e6d3d717bd537c7c61719416da35aaa658dd x_refsource_MISC
https://github.com/chamilo/chamilo-lms/commit/f03f681df939db0429edc8414fb3ce4e4b80d79d x_refsource_MISC