CVE-2026-40291 Chamilo LMS has Privilege Escalation via API User Role Modification

Chamilo LMS is an open-source learning management system. In versions prior to 2.0.0-RC.3, an insecure direct object modification vulnerability in the PUT /api/users/id endpoint allows any authenticated user with ROLESTUDENT to escalate their privileges to ROLEADMIN by modifying the roles field o...

CVE-2026-40291 Chamilo LMS has Privilege Escalation via API User Role Modification

Chamilo LMS is an open-source learning management system. In versions prior to 2.0.0-RC.3, an insecure direct object modification vulnerability in the PUT /api/users/id endpoint allows any authenticated user with ROLESTUDENT to escalate their privileges to ROLEADMIN by modifying the roles field o...

CVE-2026-35196

Chamilo LMS is an open-source learning management system. In versions prior to 2.0.0-RC.3, an OS Command Injection vulnerability exists in the main/inc/ajax/gradebook.ajax.php endpoint within the exportallcertificates action, where the course code retrieved from the session variable $SESSION'cid'...

EUVD-2026-22722

Chamilo LMS is an open-source learning management system. In versions prior to 2.0.0-RC.3, an OS Command Injection vulnerability exists in the main/inc/ajax/gradebook.ajax.php endpoint within the exportallcertificates action, where the course code retrieved from the session variable $SESSION'cid'...

CVE-2026-34602 Chamilo LMS: IDOR in /api/course_rel_users Allows Unauthorized Enrollment of Arbitrary Users into Courses

Chamilo LMS is an open-source learning management system. In versions prior to 2.0.0-RC.3, the /api/courserelusers endpoint is vulnerable to Insecure Direct Object Reference IDOR, allowing an authenticated attacker to modify the user parameter in the request body to enroll any arbitrary user into...

CVE-2026-34370

Chamilo LMS is affected in versions prior to 2.0.0-RC.3 by an IDOR in the Notebook module. An authenticated student can read another user’s private notes by altering notebook_id in the editnote action. The read path get_note_information() does not verify ownership, while write paths have ownershi...

CVE-2026-34161 Chamilo LMS: Stored XSS via Malicious File Upload in Social Post Attachments Leads to Arbitrary JavaScript Execution

Chamilo LMS is an open-source learning management system. In versions prior to 2.0.0-RC.3, a Stored Cross-Site Scripting XSS vulnerability exists in the social post attachment upload functionality, where an authenticated user can upload a malicious HTML file containing JavaScript via the...

CVE-2026-34161

Technical details are not publicly available in the provided connected documents. Monitor for updates from Chamilo LMS advisory and subsequent CVE details.

CVE-2026-34160 Chamilo LMS: Unauthenticated SSRF via PENS Plugin allows attacker to probe internal network and reach cloud metadata services

Chamilo LMS is an open-source learning management system. In versions prior to 2.0.0-RC.3, the PENS Package Exchange Notification Services plugin endpoint at public/plugin/Pens/pens.php is accessible without authentication and accepts a user-controlled package-url parameter that the server fetche...

CVE-2026-34160

Chamilo LMS is an open-source learning management system. In versions prior to 2.0.0-RC.3, the PENS Package Exchange Notification Services plugin endpoint at public/plugin/Pens/pens.php is accessible without authentication and accepts a user-controlled package-url parameter that the server fetche...

CVE-2026-33715

Chamilo LMS is an open-source learning management system. In version 2.0-RC.2, the file public/main/inc/ajax/install.ajax.php is accessible without authentication on fully installed instances because, unlike other AJAX endpoints, it does not include the global.inc.php file that performs...

CVE-2026-33715 Chamilo LMS has Unauthenticated SSRF and Open Email Relay via install.ajax.php test_mailer action

Chamilo LMS is an open-source learning management system. In version 2.0-RC.2, the file public/main/inc/ajax/install.ajax.php is accessible without authentication on fully installed instances because, unlike other AJAX endpoints, it does not include the global.inc.php file that performs...

CVE-2026-33714 Chamilo LMS has Authenticated SQL Injection in statistics.ajax.php users_active action (2.0 RC2)

Chamilo is an open-source learning management system LMS. Version 2.0.0-RC.2 contains a SQL Injection vulnerability in the statistics AJAX endpoint, which is an incomplete fix for CVE-2026-30881. While CVE-2026-30881 was patched by applying Security::removeXSS to the datestart and dateend...

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-2026-32892

Chamilo LMS is a learning management system. Prior to 1.11.38 and 2.0.0-RC.3, Chamilo LMS contains an OS Command Injection vulnerability in the file move function. The move function in fileManage.lib.php passes user-controlled path values directly into exec shell commands without using...

EUVD-2025-209448

A side-channel vulnerability exists in the implementation of BIP-39 mnemonic processing, as observed in Trezor One v1.13.0 to v1.14.0, Trezor T v1.13.0 to v1.14.0, and Trezor Safe v1.13.0 to v1.14.0 hardware wallets. This originates from the BIP-39 standard guidelines, which induce non-constant...

fairyfishnet (>=1.16.19, <=1.16.20), nerfstudio (>=0.0.1, <=0.1.13) +8 more potentially affected by CVE-2026-40491 via gdown (4.5.1)

gdown PYPI version 4.5.1 is affected by a known vulnerability. The following packages have a transitive dependency on gdown and may be impacted: - fairyfishnet =1.16.19, =0.0.1, =0.0.10, =0.3.0, =0.1.4, =1.0.0, =1.3.0, =1.0.0, =1.1.3 Source cves: CVE-2026-40491 Source advisory:...

fairyfishnet (1.16.21), lddl (0.1.0) +2 more potentially affected by CVE-2026-40491 via gdown (4.5.3)

gdown PYPI version 4.5.3 is affected by a known vulnerability. The following packages have a transitive dependency on gdown and may be impacted: - fairyfishnet 1.16.21 - lddl 0.1.0 - livermask =1.4.0, =0.0.18, =0.0.21 Source cves: CVE-2026-40491 Source advisory: OSV:GHSA-76HW-P97H-883F...

CVE-2025-69893

A side-channel vulnerability exists in the implementation of BIP-39 mnemonic processing, as observed in Trezor One v1.13.0 to v1.14.0, Trezor T v1.13.0 to v1.14.0, and Trezor Safe v1.13.0 to v1.14.0 hardware wallets. This originates from the BIP-39 standard guidelines, which induce non-constant...

Evaluating Differential Privacy against Membership Inference in Federated Learning: Insights from the NIST Genomics Red Team Challenge

While Federated Learning FL mitigates direct data exposure, the resulting trained models remain susceptible to membership inference attacks MIAs. This paper presents an empirical evaluation of Differential Privacy DP as a defense mechanism against MIAs in FL, leveraging the environment of the 202...