RCE in Moodle

CVE-2023-5540

A remote code execution risk was identified in the IMSCP activity. By default this was only available to teachers and managers.

Vulnerability class: RCE (Remote Code Execution)

EPSS: 0.019 (77.9th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 4.7 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:L/A:L.

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2023-5540?
CVE-2023-5540 is a medium-severity vulnerability in Moodle, classified under Code Injection. CVSS score: 4.7/10. Published 2023-11-09.
How severe is CVE-2023-5540?
Medium severity. CVSS v3 base score is 4.7 out of 10.
Is CVE-2023-5540 known to be exploited?
4 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.