CVE-2026-32894

HIGH

Chamilo LMS has an IDOR in Gradebook Allows Cross-Course Deletion of Any Student's Grade Result

Title source: cna

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 result view page allows any authenticated teacher to delete any student's grade result across the entire platform by manipulating the delete_mark or resultdelete GET parameters. No ownership or course-scope verification is performed. This vulnerability is fixed in 1.11.38 and 2.0.0-RC.3.

References (3)

[X_Refsource_Confirm] https://github.com/chamilo/chamilo-lms/security/advisories/GHSA-rqpg-p95v-fv98

[X_Refsource_Misc] https://github.com/chamilo/chamilo-lms/commit/3b03306d1a0301a81b9284e86893b27f518ab151

[X_Refsource_Misc] https://github.com/chamilo/chamilo-lms/commit/740f5a6e192a52a3adde3c3241c86401b1d2c519

View Writeup ZIP pw:eip

Scores

CVSS v3 7.1

EPSS 0.0003

EPSS Percentile 10.0%

Attack Vector NETWORK

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

Details

CWE

CWE-476 CWE-639

Status published

Products (4)

chamilo/chamilo-lms < 1.11.38

chamilo/chamilo-lms >= 2.0.0-alpha.1, < 2.0.0-RC.3

chamilo/chamilo_lms 2.0.0 alpha1 (10 CPE variants)

chamilo/chamilo_lms < 1.11.38

Published Apr 10, 2026

Tracked Since Apr 10, 2026