Insertion of Sensitive Information Into Sent Data in Moodle - CVE-2025-67857
Published: March 26, 2026
Vulnerability identifier: #VU124634
CSH Severity: Medium
CVSS v4: 5.1 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N]
CVE-ID: CVE-2025-67857
CWE-ID: CWE-201
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote attacker to gain access to potentially sensitive information.
The vulnerability exists due to excessive data output by the application when blind marking is enabled for an assignment. A remote user can gain access to user IDs.
Affected software
Moodle
How to mitigate CVE-2025-67857
Install updates from vendor's website.
Moodle - addressed in versions 4.1.22, 4.4.12, 4.5.8, 5.0.4, 5.1.1