CVE Feed

    Dashboard / CVE / CVE-2023-4223

    CVE-2023-4223

    Unrestricted file upload in `/main/inc/ajax/document.ajax.php` in Chamilo LMS <= v1.11.24 allows authenticated attackers with learner role to obtain remote code execution via uploading of PHP files.

    Published:Nov 28, 2023
    Last Modified:Dec 2, 2024
    EPS:Nov 28, 2023
    EPSS Score:0.02564
    CVSS Score:8.8

    Affected Products

    Vendor
    Chamilo
    Product
    Chamilo Lms

    Exploits

    https://starlabs.sg/advisories/23/23-4223https://starlabs.sg/advisories/23/23-4223

    Common Attack Pattern Enumeration and Classification (CAPEC)

    CAPEC-1 Accessing Functionality Not Properly Constrained by ACLs

    Related CVEs

    CVE-2026-34239 (CVSS 7.5) — Chamilo version 1.11.40 and earlier are vulnerable to authenticated remote code execution in the main/inc/ajax…
    CVE-2026-39878 (CVSS 9.3) — Chamilo LMS versions 1.11.38 and earlier contain a stored cross-site scripting vulnerability in the user regis…
    CVE-2026-40291 (CVSS 8.8) — Chamilo LMS is an open-source learning management system. In versions prior to 2.0.0-RC.3, an insecure direct …
    CVE-2026-35196 (CVSS 8.8) — Chamilo LMS is an open-source learning management system. In versions prior to 2.0.0-RC.3, an OS Command Injec…
    CVE-2026-34602 (CVSS 7.1) — Chamilo LMS is an open-source learning management system. In versions prior to 2.0.0-RC.3, the /api/course_rel…
    CVE-2026-34370 (CVSS 6.5) — Chamilo LMS is an open-source learning management system. In versions prior to 2.0.0-RC.3, the notebook module…
    CVE-2026-34161 (CVSS 5.1) — Chamilo LMS is an open-source learning management system. In versions prior to 2.0.0-RC.3, a Stored Cross-Site…
    CVE-2026-34160 (CVSS 8.6) — Chamilo LMS is an open-source learning management system. In versions prior to 2.0.0-RC.3, the PENS (Package E…
    CVE-2026-33715 (CVSS 7.2) — Chamilo LMS is an open-source learning management system. In version 2.0-RC.2, the file public/main/inc/ajax/i…
    CVE-2026-33714 (CVSS 7.1) — Chamilo is an open-source learning management system (LMS). Version 2.0.0-RC.2 contains a SQL Injection vulner…

    References

    https://github.com/chamilo/chamilo-lms/commit/3d74fb7d99bd2e287730552f7a66562417a55047
    https://github.com/chamilo/chamilo-lms/commit/6f32625a012d5de2dfe8edbccb4ed14a85e310d4
    https://github.com/chamilo/chamilo-lms/commit/e864127a440c2cab0eb62c113a04e2e904543a1f
    https://starlabs.sg/advisories/23/23-4223
    https://support.chamilo.org/projects/chamilo-18/wiki/security_issues#Issue-129-2023-09-04-Critical-impact-Moderate-risk-Authenticated-users-may-gain-unauthenticated-RCE-CVE-2023-4223CVE-2023-4224CVE-2023-4225CVE-2023-4226
    https://github.com/chamilo/chamilo-lms/commit/3d74fb7d99bd2e287730552f7a66562417a55047
    https://github.com/chamilo/chamilo-lms/commit/6f32625a012d5de2dfe8edbccb4ed14a85e310d4
    https://github.com/chamilo/chamilo-lms/commit/e864127a440c2cab0eb62c113a04e2e904543a1f
    https://starlabs.sg/advisories/23/23-4223
    https://support.chamilo.org/projects/chamilo-18/wiki/security_issues#Issue-129-2023-09-04-Critical-impact-Moderate-risk-Authenticated-users-may-gain-unauthenticated-RCE-CVE-2023-4223CVE-2023-4224CVE-2023-4225CVE-2023-4226

    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High