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CVE-2026-34239

Chamilo Authenticated Remote Code Execution

HIGH
7.5
CVSS Score
Published: July 20, 2026 at 05:11 PM UTC
Updated: October 24, 2026 at 08:10 PM UTC
1 product affected across 1 vendorChamilo LMS

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Severity
HIGH7.5
Exploit prediction
EPSS 0.5%
SSVC
No known exploit

Description

Chamilo version 1.11.40 and earlier are vulnerable to authenticated remote code execution in the main/inc/ajax/lang.ajax.php path. This endpoint is protected only by `api_protect_course_script(true)`, which means any authenticated user enrolled in a course (student, teacher, DRH) can reach it.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Remediation

No guide yet

No remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.

References (1)

x_refsource_CONFIRM
Source: cverecord
https://github.com/chamilo/chamilo-lms/security/advisories/GHSA-4hwq-pv7c-3928

SSVC — Action Prioritization

SSVCNo known exploitNot automatableTotal impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

7.5HIGHGitHub_M
Vector?

Quick Info

StatusDEFERRED
CWE
CWE-285

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