CVE-2026-29041

Chamilo is a learning management system. Prior to version 1.11.34, Chamilo LMS is affected by an authenticated remote code execution vulnerability caused by improper validation of uploaded files. The application relies solely on MIME-type verification when handling file uploads and does not...

CVE-2025-59544

Chamilo is a learning management system. Prior to version 1.11.34, the functionality for the user to update the category does not implement authorization checks for the "categoryid" parameter which allows users to update the category of any user by replacing the "categoryid" parameter. This issue...

CVE-2025-59540

Chamilo is a learning management system. Prior to version 1.11.34, a stored XSS vulnerability exists in Chamilo LMS that allows a staff account to execute arbitrary JavaScript in the browser of higher-privileged admin users. The issue arises because feedback input in the exercise history page is...

CVE-2026-29041 Chamilo: Authenticated Remote Code Execution via Unrestricted File Upload

Chamilo is a learning management system. Prior to version 1.11.34, Chamilo LMS is affected by an authenticated remote code execution vulnerability caused by improper validation of uploaded files. The application relies solely on MIME-type verification when handling file uploads and does not...

CVE-2025-59542 Chamilo: Account Takeover via Stored XSS in Course Learning Paths

Chamilo is a learning management system. Prior to version 1.11.34, there is a stored cross-site scripting XSS vulnerability. By injecting malicious JavaScript into the course learning path Settings field, an attacker with a low-privileged account e.g., trainer can execute arbitrary JavaScript cod...

CVE-2025-59542

Chamilo LMS prior to version 1.11.34 is affected by a stored XSS vulnerability in the course learning path Settings field. A low-privileged user (e.g., trainer) can inject JavaScript that executes in other users’ contexts (including admins), enabling exfiltration of session cookies or tokens and ...

CVE-2025-59542 Chamilo: Account Takeover via Stored XSS in Course Learning Paths

Chamilo is a learning management system. Prior to version 1.11.34, there is a stored cross-site scripting XSS vulnerability. By injecting malicious JavaScript into the course learning path Settings field, an attacker with a low-privileged account e.g., trainer can execute arbitrary JavaScript cod...

CVE-2025-59540 Chamilo: Stored Cross-Site Scripting (XSS) in Chamilo LMS Exercise Feedback

Chamilo is a learning management system. Prior to version 1.11.34, a stored XSS vulnerability exists in Chamilo LMS that allows a staff account to execute arbitrary JavaScript in the browser of higher-privileged admin users. The issue arises because feedback input in the exercise history page is...

CVE-2025-59540

CVE-2025-59540 affects Chamilo LMS prior to version 1.11.34. A stored cross-site scripting (XSS) vulnerability exists in the feedback input on the exercise history page, where unencoded input can be stored in the database and later rendered, enabling arbitrary JavaScript execution in the browser ...

EUVD-2025-208337

Chamilo is a learning management system. Prior to version 1.11.34, a stored XSS vulnerability exists in Chamilo LMS that allows a staff account to execute arbitrary JavaScript in the browser of higher-privileged admin users. The issue arises because feedback input in the exercise history page is...

CVE-2025-59540 Chamilo: Stored Cross-Site Scripting (XSS) in Chamilo LMS Exercise Feedback

Chamilo is a learning management system. Prior to version 1.11.34, a stored XSS vulnerability exists in Chamilo LMS that allows a staff account to execute arbitrary JavaScript in the browser of higher-privileged admin users. The issue arises because feedback input in the exercise history page is...

CVE-2025-55289 Chamilo: Stored Cross Site Scripting in Skills Argumentation

Chamilo is a learning management system. Prior to version 1.11.34, there is a stored XSS vulnerability in Chamilo LMS Verison 1.11.32 allows an attacker to inject arbitrary JavaScript into the platform’s social network and internal messaging features. When viewed by an authenticated user includin...

CVE-2025-55289

Chamilo LMS has a stored XSS vulnerability in the social network and internal messaging features present in versions prior to 1.11.34. The issue allows an attacker to inject arbitrary JavaScript that executes in the browser of an authenticated user (including administrators) when viewing the inje...

PT-2026-23631

Name of the Vulnerable Software and Affected Versions Chamilo versions prior to 1.11.34 Description Chamilo is a learning management system with a stored cross-site scripting XSS issue. The issue exists in the platform’s social network and internal messaging features. An attacker can inject...

PT-2026-23634

Name of the Vulnerable Software and Affected Versions Chamilo versions prior to 1.11.34 Description Chamilo LMS is susceptible to an authenticated remote code execution issue stemming from insufficient validation of uploaded files. The application depends on MIME-type verification for file upload...

CVE-2025-59541: Cross-Site Request Forgery (CSRF)

Chamilo is a learning management system. Prior to version 1.11.34, a Cross-Site Request Forgery CSRF vulnerability allows an attacker to delete projects inside a course without the victim’s consent. The issue arises because sensitive actions such as project deletion do not implement anti-CSRF...

CVE-2025-59542: Improper Neutralization of Input During Web Page Generation

Chamilo is a learning management system. Prior to version 1.11.34, there is a stored cross-site scripting XSS vulnerability. By injecting malicious JavaScript into the course learning path Settings field, an attacker with a low-privileged account e.g., trainer can execute arbitrary JavaScript cod...

CVE-2025-59543: Improper Neutralization of Input During Web Page Generation

Chamilo is a learning management system. Prior to version 1.11.34, there is a stored cross-site scripting XSS vulnerability. By injecting malicious JavaScript into the course description field, an attacker with a low-privileged account e.g., trainer can execute arbitrary JavaScript code in the...

Chamilo code issue vulnerabilities

Chamilo is an open-source learning management system developed by Chamilo. Versions of Chamilo prior to 1.11.34 contained code vulnerabilities. These vulnerabilities stemmed from improper validation of uploaded files, which could allow low-privilege users who are authenticated to upload specially...

CVE-2025-55208 Chamilo LMS has Stored Cross Site Scripting on Social Networks Uploaded Files

Chamilo is a learning management system. Versions prior to 1.11.34 have a Stored XSS through insecure file uploads in Social Networks. Through it, a low-privilege user can execute arbitrary code in the admin user inbox, allowing takeover of the admin account. Version 1.11.34 fixes the issue...