Improper access control in Moodle - CVE-2025-26526

 

Improper access control in Moodle - CVE-2025-26526

Published: February 18, 2025 / Updated: February 25, 2025


Vulnerability identifier: #VU104029
CSH Severity: Medium
CVSS v4: 6.9 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:L/SC:N/SI:N/SA:N]
CVE-ID: CVE-2025-26526
CWE-ID: CWE-284
Exploitation vector: Remote access
Exploit availability: No public exploit available

Vulnerability details

The vulnerability allows a remote attacker to gain unauthorized access to otherwise restricted functionality.

The vulnerability exists due to feedback response viewing and deletions do not respect Separate Groups mode. A remote attacker can view or delete the responses in Feedback activities.


Affected software

Moodle

How to mitigate CVE-2025-26526

Install updates from vendor's website.

Moodle - addressed in versions 4.1.16, 4.3.10, 4.4.6, 4.5.2

External References

Related Security Bulletins