CVE-2026-33704

CVE-2026-33704 affects Chamilo LMS prior to version 1.11.38. An authenticated user (including students) can use the BigUpload endpoint to write arbitrary content to server files: the key parameter selects the filename and the raw POST body becomes the file contents. Although .php extensions are f...

CVE-2026-33703

Chamilo LMS is a learning management system. Prior to 2.0.0-RC.3, an Insecure Direct Object Reference IDOR vulnerability in the /social-network/personal-data/userId endpoint allows any authenticated user to access full personal data and API tokens of arbitrary users by modifying the userId...

CVE-2026-31940

Chamilo LMS is a learning management system. Prior to 1.11.38 and 2.0.0-RC.3, in main/lp/aicchacp.php, user-controlled request parameters are directly used to set the PHP session ID before loading global bootstrap. This leads to session fixation. This vulnerability is fixed in 1.11.38 and...

CVE-2025-66447

Chamilo LMS is a learning management system. From 1.11.0 to 2.0-beta.1, anyone can trigger a malicious redirect through the use of the redirect parameter to /login. This vulnerability is fixed in 2.0-beta.2...

CVE-2026-33698

Chamilo LMS prior to 1.11.38 is vulnerable to a chained attack that can enable otherwise-blocked PHP code from the main/install/ directory, allowing an unauthenticated attacker to modify existing files or create new files where permitted by system permissions. The issue affects portals where main...

EUVD-2026-21539

Chamilo LMS is a learning management system. Prior to 1.11.38, a chained attack can enable otherwise-blocked PHP code from the main/install/ directory and allow an unauthenticated attacker to modify existing files or create new files where allowed by system permissions. This only affects portals...

CVE-2026-33141 Chamilo LMS has an IDOR in REST API Stats Endpoint Exposes Any User's Learning Data

Chamilo LMS is a learning management system. Prior to 2.0.0-RC.3, an Insecure Direct Object Reference IDOR vulnerability in the REST API stats endpoint allows any authenticated user including low-privilege students with ROLEUSER to read any other user's learning progress, certificates, and...

CVE-2026-32931

Chamilo LMS is a learning management system. Prior to 1.11.38 and 2.0.0-RC.3, an unrestricted file upload vulnerability in the exercise sound upload function allows an authenticated teacher to upload a PHP webshell by spoofing the Content-Type header to audio/mpeg. The uploaded file retains its...

EUVD-2026-21531

Chamilo LMS is a learning management system. Prior to 1.11.38 and 2.0.0-RC.3, an unrestricted file upload vulnerability in the exercise sound upload function allows an authenticated teacher to upload a PHP webshell by spoofing the Content-Type header to audio/mpeg. The uploaded file retains its...

EUVD-2026-21529

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...

CVE-2026-31940 Session Fixation in Chamilo LMS

Chamilo LMS is a learning management system. Prior to 1.11.38 and 2.0.0-RC.3, in main/lp/aicchacp.php, user-controlled request parameters are directly used to set the PHP session ID before loading global bootstrap. This leads to session fixation. This vulnerability is fixed in 1.11.38 and...

EUVD-2025-209408

Chamilo LMS is a learning management system. From 1.11.0 to 2.0-beta.1, anyone can trigger a malicious redirect through the use of the redirect parameter to /login. This vulnerability is fixed in 2.0-beta.2...

PT-2026-31998

Chamilo LMS is a learning management system. From 1.11.0 to 2.0-beta.1, anyone can trigger a malicious redirect through the use of the redirect parameter to /login. This vulnerability is fixed in 2.0-beta.2...

PT-2026-32020

Chamilo LMS is a learning management system. Prior to 1.11.38, Twig template files .tpl under /main/template/default/ are directly accessible without authentication via HTTP GET requests. These templates expose internal application logic, variable names, AJAX endpoint URLs, and admin panel...

PT-2026-32014

Name of the Vulnerable Software and Affected Versions Chamilo LMS versions prior to 1.11.38 Description Chamilo LMS is a learning management system. A chained attack can enable otherwise-blocked PHP code from the main/install/ directory, allowing an unauthenticated attacker to modify existing fil...

Chamilo LMS 输入验证错误漏洞

Chamilo LMS is an open-source online learning and collaboration system developed by Chamilo. This system supports the creation of teaching content, remote training, and online quizzes. Versions of Chamilo LMS from 1.11.0 to 2.0-beta.1 contain a vulnerability related to input validation errors. Th...

PT-2026-31999

Chamilo LMS is a learning management system. Prior to 1.11.38, there is a path traversal in main/exercise/savescores.php leading to arbitrary file feletion. User input from $ REQUEST'test' is concatenated directly into filesystem path without canonicalization or traversal checks. This vulnerabili...

Chamilo LMS 安全漏洞

Chamilo LMS is an open-source online learning and collaboration system developed by Chamilo. This system supports the creation of teaching content, remote training, and online quizzes. Prior to version 1.11.38, Chamilo LMS had a security vulnerability. This vulnerability stemmed from the REST API...

Chamilo LMS 安全漏洞

Chamilo LMS is an open-source online learning and collaboration system developed by Chamilo. This system supports the creation of teaching content, remote training, and online quizzes. Versions of Chamilo LMS prior to 1.11.38 and 2.0.0-RC.3 contained security vulnerabilities. These vulnerabilitie...

CVE-2026-39415

Frappe Learning Management System LMS is a learning system that helps users structure their content. Prior to 2.46.0, a vulnerability has been identified in Frappe Learning where quiz scores can be modified by students before submission. The application currently relies on client-side calculated...