Code Injection in Moodle - CVE-2026-26045
Published: March 26, 2026
Vulnerability identifier: #VU124635
CSH Severity: Low
CVSS v4: 8.6 [CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2026-26045
CWE-ID: CWE-94
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote user to execute arbitrary code on the target system.
The vulnerability exists due to improper input validation in the file restore functionality. A remote administrator can execute arbitrary code on the target system.
Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.
Affected software
Moodle
How to mitigate CVE-2026-26045
Install updates from vendor's website.
Moodle - addressed in versions 4.5.9, 5.0.5, 5.1.2