CVE-2026-33707 Weak Password Recovery Mechanism for Forgotten Password in chamilo/chamilo-lms

Chamilo LMS is a learning management system. Prior to 1.11.38 and 2.0.0-RC.3, the default password reset mechanism generates tokens using sha1$email with no random component, no expiration, and no rate limiting. An attacker who knows a user's email can compute the reset token and change the...

CVE-2026-33707

Chamilo LMS (affected: prior to 1.11.38 and 2.0.0-RC.3) uses a weak password reset token by generating tokens as sha1(email) with no randomness, no expiration, and no rate limiting. An attacker who knows a user’s email can compute the reset token and change the password without authentication. Th...

CVE-2026-33706 Chamilo LMS has a REST API Self-Privilege Escalation (Student → Teacher)

Chamilo LMS is a learning management system. Prior to 1.11.38, any authenticated user with a REST API key can modify their own status field via the updateuserfromusername endpoint. A student status=5 can change their status to Teacher/CourseManager status=1, gaining course creation and management...

CVE-2026-33706

Chamilo LMS is a learning management system. Prior to 1.11.38, any authenticated user with a REST API key can modify their own status field via the updateuserfromusername endpoint. A student status=5 can change their status to Teacher/CourseManager status=1, gaining course creation and management...

CVE-2026-33706 Chamilo LMS has a REST API Self-Privilege Escalation (Student → Teacher)

Chamilo LMS is a learning management system. Prior to 1.11.38, any authenticated user with a REST API key can modify their own status field via the updateuserfromusername endpoint. A student status=5 can change their status to Teacher/CourseManager status=1, gaining course creation and management...

EUVD-2026-21559

Chamilo LMS is a learning management system. Prior to 1.11.38, any authenticated user with a REST API key can modify their own status field via the updateuserfromusername endpoint. A student status=5 can change their status to Teacher/CourseManager status=1, gaining course creation and management...

CVE-2026-33706 Chamilo LMS has a REST API Self-Privilege Escalation (Student → Teacher)

Chamilo LMS is a learning management system. Prior to 1.11.38, any authenticated user with a REST API key can modify their own status field via the updateuserfromusername endpoint. A student status=5 can change their status to Teacher/CourseManager status=1, gaining course creation and management...

CVE-2026-33706

Chamilo LMS prior to 1.11.38 contains a privilege escalation via the REST API. An authenticated user with a REST API key can modify their own status through the update_user_from_username endpoint, allowing a student (status=5) to elevate to Teacher/CourseManager (status=1) and obtain course creat...

CVE-2026-33705 Chamilo LMS has unauthenticated access to Twig template source files exposes application logic

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...

CVE-2026-33705 Chamilo LMS has unauthenticated access to Twig template source files exposes application logic

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...

CVE-2026-33705

CVE-2026-33705 affects Chamilo LMS. Prior to 1.11.38, Twig template files under /main/template/default/ were accessible without authentication via HTTP GET, exposing internal application logic, variable names, AJAX endpoint URLs, and admin panel structure. The issue is fixed in 1.11.38. Reported ...

CVE-2026-33705 Chamilo LMS has unauthenticated access to Twig template source files exposes application logic

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...

CVE-2026-33705

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...

EUVD-2026-21557

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...

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-2026-33704 Chamilo LMS Affected by Authenticated Arbitrary File Write via BigUpload endpoint

Chamilo LMS is a learning management system. Prior to 1.11.38, any authenticated user including students can write arbitrary content to files on the server via the BigUpload endpoint. The key parameter controls the filename and the raw POST body becomes the file content. While .php extensions are...

CVE-2026-33704

Chamilo LMS is a learning management system. Prior to 1.11.38, any authenticated user including students can write arbitrary content to files on the server via the BigUpload endpoint. The key parameter controls the filename and the raw POST body becomes the file content. While .php extensions are...

CVE-2026-33704 Chamilo LMS Affected by Authenticated Arbitrary File Write via BigUpload endpoint

Chamilo LMS is a learning management system. Prior to 1.11.38, any authenticated user including students can write arbitrary content to files on the server via the BigUpload endpoint. The key parameter controls the filename and the raw POST body becomes the file content. While .php extensions are...

EUVD-2026-21555

Chamilo LMS is a learning management system. Prior to 1.11.38, any authenticated user including students can write arbitrary content to files on the server via the BigUpload endpoint. The key parameter controls the filename and the raw POST body becomes the file content. While .php extensions are...

CVE-2026-33704 Chamilo LMS Affected by Authenticated Arbitrary File Write via BigUpload endpoint

Chamilo LMS is a learning management system. Prior to 1.11.38, any authenticated user including students can write arbitrary content to files on the server via the BigUpload endpoint. The key parameter controls the filename and the raw POST body becomes the file content. While .php extensions are...