CVE-2026-34239CWE-285

Chamilo Authenticated Remote Code Execution

High · published July 20, 2026

CVSS v4.0
7.5
EPSS
0%
Percentile
39.3
In the wild
Unconfirmed
What it is

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.

The record
Technical detail
CVSS v4.0
7.5 · HIGH
Vector
CVSS:4.0/AV:N/AC:H/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
EPSS
0.00465 · 39.3th percentile
Weakness
CWE-285 · Improper Authorization
Published
2026-07-20T17:11Z
EPSS history
Timeline
  • 20 JUL 17:11Z
    Chamilo Authenticated Remote Code Execution
    cvelistv5