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CVE-2023-4222

28
FAUCET Score

CVE-2023-4222 is a command injection vulnerability affecting Chamilo LMS versions up to 1.11.24, specifically within the main/lp/openoffice_text_document.class.php file. This flaw allows authenticated users with Learning Path upload privileges to achieve remote code execution due to improper neutralization of special characters. With a CVSS score of 8.8 (High), it presents a significant risk, as it can be exploited remotely with low attack complexity, leading to high impact on confidentiality, integrity, and availability. Currently, there is no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion surrounding this vulnerability.

Impacted Technologies

VendorProductVersion(s)CPE
>= 0, <= 1.11.24CPE match
cpe:2.3:a:chamilo:chamilo:*:*:*:*:*:*:*:*
<= 1.11.24CPE matchmatch criteria
cpe:2.3:a:chamilo:chamilo_lms:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

7.2HIGH

CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
HIGH
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
Exploitability Score
1.2
Impact Score
5.9
CvssVersion
3.1

Exploit Intelligence

EPSS Score
3.53%
Probability of exploitation in next 30 days
EPSS Percentile
88.0%
Percentile rank of EPSS score among Peer Group
As of 2026-07-26
Model: v2026.06.15
This CVE's current EPSS score of 0.0353 is in the 87th percentile among its peer group of 17,823 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.3 Bluesky, 0.1 Mastodon, and 0.2 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (1)

github_advisorypatch availablevia nvd_reference
View patch

References

github.com / chamilo/chamilo-lms/commit/841a07396fed0ef27c5db13a1b700eac02754fc7
Patch
github.com / chamilo/chamilo-lms/commit/ed72914608d2a07ee2eb587c1a654480d08201db
Patch
starlabs.sg / advisories/23/23-4222
ExploitThird Party Advisory
support.chamilo.org / projects/chamilo-18/wiki/security_issues
Issue TrackingVendor Advisory