RCE in Moodle

CVE-2023-5550

In a shared hosting environment that has been misconfigured to allow access to other users' content, a Moodle user who also has direct access to the web server outside of the Moodle webroot could utilise a local file include to achieve remote code execution.

Vulnerability class: RCE (Remote Code Execution)

EPSS: 0.014 (69.1th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N.

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2023-5550?
CVE-2023-5550 is a medium-severity vulnerability in Moodle, classified under Code Injection. CVSS score: 6.5/10. Published 2023-11-09.
How severe is CVE-2023-5550?
Medium severity. CVSS v3 base score is 6.5 out of 10.
Is CVE-2023-5550 known to be exploited?
1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.