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 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-2026-33706 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 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-2026-33705 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-2026-33704

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...

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-2026-33703 Chamilo LMS Critical IDOR: Any Authenticated User Can Extract All Users’ Personal Data and API Tokens

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-2026-32894

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 deletemark or...

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...

CVE-2026-32930

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-2026-32932

Chamilo LMS is a learning management system. Prior to 1.11.38 and 2.0.0-RC.3, an Open Redirect vulnerability in the session course edit page allows an attacker to redirect an authenticated administrator to an arbitrary external URL after saving coach assignment changes. The redirect also leaks th...

CVE-2026-31941

Chamilo LMS is a learning management system. Prior to 1.11.38 and 2.0.0-RC.3, Chamilo LMS contains a Server-Side Request Forgery SSRF vulnerability in the Social Wall feature. The endpoint readurlwithopengraph accepts a URL from the user via the socialwallnewmsgmain POST parameter and performs tw...

CVE-2026-31939

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 vulnerabilit...

EUVD-2026-21541

Chamilo LMS is a learning management system. Prior to 1.11.38 and 2.0.0-RC.3, Chamilo LMS contains an Insecure Direct Object Reference IDOR vulnerability in the Learning Path progress saving endpoint. The file lpajaxsaveitem.php accepts a uid user ID parameter directly from $REQUEST and uses it t...

CVE-2026-33702

Chamilo LMS is a learning management system. Prior to 1.11.38 and 2.0.0-RC.3, Chamilo LMS contains an Insecure Direct Object Reference IDOR vulnerability in the Learning Path progress saving endpoint. The file lpajaxsaveitem.php accepts a uid user ID parameter directly from $REQUEST and uses it t...

CVE-2026-33702 Chamilo LMS has an Insecure Direct Object Reference (IDOR)

Chamilo LMS is a learning management system. Prior to 1.11.38 and 2.0.0-RC.3, Chamilo LMS contains an Insecure Direct Object Reference IDOR vulnerability in the Learning Path progress saving endpoint. The file lpajaxsaveitem.php accepts a uid user ID parameter directly from $REQUEST and uses it t...

CVE-2026-33702 Chamilo LMS has an Insecure Direct Object Reference (IDOR)

Chamilo LMS is a learning management system. Prior to 1.11.38 and 2.0.0-RC.3, Chamilo LMS contains an Insecure Direct Object Reference IDOR vulnerability in the Learning Path progress saving endpoint. The file lpajaxsaveitem.php accepts a uid user ID parameter directly from $REQUEST and uses it t...