CVE-2026-33141 | Chamilo LMS up to 2.0.0-RC.2 REST API Stats Endpoint authorization

VDB-356904 · CVE-2026-33141 · GCVE-0-2026-33141 CHAMILO LMS UP TO 2.0.0-RC.2 REST API STATS ENDPOINT AUTHORIZATION HISTORYDIFFRELATEJSONXMLCTI CVSS Meta Temp Score Current Exploit Price (≈) CTI Interest Score 5.3 $0-$5k 0.70+ Summaryinfo A vulnerability, which was classified as problematic, was found in Chamilo LMS up to 2.0.0-RC.2. This impacts an unknown function of the component REST API Stats Endpoint. The manipulation results in authorization. This vulnerability is cataloged as CVE-2026-33141. The attack may be launched remotely. There is no exploit available. You should upgrade the affected component. Detailsinfo A vulnerability classified as problematic has been found in Chamilo LMS up to 2.0.0-RC.2. Affected is some unknown functionality of the component REST API Stats Endpoint. The manipulation with an unknown input leads to a authorization vulnerability. CWE is classifying the issue as CWE-639. The system's authorization functionality does not prevent one user from gaining access to another user's data or record by modifying the key value identifying the data. This is going to have an impact on confidentiality. CVE summarizes: 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 ROLE_USER) to read any other user's learning progress, certificates, and gradebook scores for any course, without enrollment or supervisory relationship. This vulnerability is fixed in 2.0.0-RC.3. The advisory is shared for download at github.com. This vulnerability is traded as CVE-2026-33141 since 03/17/2026. The exploitability is told to be easy. It is possible to launch the attack remotely. There are neither technical details nor an exploit publicly available. Upgrading to version 2.0.0-RC.3 eliminates this vulnerability. Productinfo Type Content Management System Vendor Chamilo Name LMS Version 2.0.0-RC.0 2.0.0-RC.1 2.0.0-RC.2 License open-source CPE 2.3info 🔒 🔒 🔒 CPE 2.2info 🔒 🔒 🔒 CVSSv4info VulDB Vector: 🔒 VulDB Reliability: 🔍 CVSSv3info VulDB Meta Base Score: 5.4 VulDB Meta Temp Score: 5.3 VulDB Base Score: 4.3 VulDB Temp Score: 4.1 VulDB Vector: 🔒 VulDB Reliability: 🔍 CNA Base Score: 6.5 CNA Vector (GitHub_M): 🔒 CVSSv2info Vector Complexity Authentication Confidentiality Integrity Availability Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock VulDB Base Score: 🔒 VulDB Temp Score: 🔒 VulDB Reliability: 🔍 Exploitinginfo Class: Authorization CWE: CWE-639 / CWE-285 / CWE-266 CAPEC: 🔒 ATT&CK: 🔒 Physical: No Local: No Remote: Yes Availability: 🔒 Status: Not defined Price Prediction: 🔍 Current Price Estimation: 🔒 0-Day Unlock Unlock Unlock Unlock Today Unlock Unlock Unlock Unlock Threat Intelligenceinfo Interest: 🔍 Active Actors: 🔍 Active APT Groups: 🔍 Countermeasuresinfo Recommended: Upgrade Status: 🔍 0-Day Time: 🔒 Upgrade: LMS 2.0.0-RC.3 Timelineinfo 03/17/2026 CVE reserved 04/10/2026 +23 days Advisory disclosed 04/10/2026 +0 days VulDB entry created 04/10/2026 +0 days VulDB entry last update Sourcesinfo Advisory: github.com Status: Confirmed CVE: CVE-2026-33141 (🔒) GCVE (CVE): GCVE-0-2026-33141 GCVE (VulDB): GCVE-100-356904 Entryinfo Created: 04/10/2026 20:34 Changes: 04/10/2026 20:34 (64) Complete: 🔍 Cache ID: 99:256:101 Discussion No comments yet. Languages: en. Please log in to comment. ◂ PreviousOverviewNext ▸