Vulnerability DatabaseCVE-2026-34239
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CVE-2026-34239
Published:July 20, 2026
Updated:August 06, 2026
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 Packages
https://github.com/chamilo/chamilo-lms.git (GITHUB):
Affected version(s) >=v1.11.0 <v1.11.40
Fix Suggestion:
Update to version v1.11.40
Related Resources (3)
https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/34xxx/CVE-2026-34239.json
https://github.com/chamilo/chamilo-lms/security/advisories/GHSA-4hwq-pv7c-3928
https://nvd.nist.gov/vuln/detail/CVE-2026-34239
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CVSS v4
Base Score:
7.5
Attack Vector
NETWORK
Attack Complexity
HIGH
Attack Requirements
NONE
Privileges Required
HIGH
User Interaction
NONE
Vulnerable System Confidentiality
HIGH
Vulnerable System Integrity
HIGH
Vulnerable System Availability
HIGH
Subsequent System Confidentiality
NONE
Subsequent System Integrity
NONE
Subsequent System Availability
NONE
CVSS v3
Base Score:
6.6
Attack Vector
NETWORK
Attack Complexity
HIGH
Privileges Required
HIGH
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH
Weakness Type (CWE)
Improper Authorization
CWE-285
EPSS
Base Score:
0.29