CVE-2023-4221

Chamilo LMS Learning Path PPT2LP Command Injection Vulnerability

7.2 High

Command injection in main/lp/openoffice_presentation.class.php in Chamilo LMS <= v1.11.24 allows users permitted to upload Learning Paths to obtain remote code execution via improper neutralisation of special characters.

Attack profile

How easy it is to exploit

Attack vector: Network
Complexity: Low
Privileges needed: High
User interaction: None

What an attacker can affect

Confidentiality: High
Integrity: High
Availability: High

Exploit likelihood

3.53%Up 3.5 points since Nov 28, 2023

What each source reports

CVE List Score used 7.2

Chamilo LMS Learning Path PPT2LP Command Injection Vulnerability

Record: CVE-2023-4221
CVSS 3.1: 7.2 HighCVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
Weakness: CWE-78
Updated: 2026-11-02

EUVDEUVD-2023-54094 7.2

Record: EUVD-2023-54094
CVSS 3.1: 7.2 HighCVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
Updated: 2026-11-03

GitHub AdvisoriesGHSA-jfvr-vp65-vw72 7.2

Command injection in `main/lp/openoffice_presentation.class.php` in Chamilo LMS <= v1.11.24...

Record: GHSA-jfvr-vp65-vw72
CVSS 3.1: 7.2 HighCVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
Weakness: CWE-78
Updated: 2026-11-02

NVD 7.2

Record: CVE-2023-4221
CVSS 3.1: 7.2 HighCVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
CVSS 3.1: 8.8 HighCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Weakness: CWE-78
Updated: 2026-11-02

OSV 7.2

Chamilo LMS Learning Path PPT2LP Command Injection Vulnerability

Record: CVE-2023-4221
CVSS 3.1: 7.2 HighCVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
Weakness: CWE-78
Updated: 2026-11-02

Affected products

History

History
Recorded	Changed	Sources
Nov 3, 2026	aliases, published	EUVD
Nov 2, 2026	first indexed	CVE List, GitHub Advisories, NVD, OSV

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2023-4221 is a high vulnerability (CVSS 7.2) in Chamilo, published November 28, 2023. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 3.53%, the 89th percentile. No source names a fixed version.