CVE-2026-112138: diem-project diem dmCodeEditor actions.class.php join path traversal
A flaw has been found in diem-project diem up to 5.1.3. The impacted element is the function dmOs::join of the file dmFrontPlugin/modules/dmCodeEditor/actions/actions.class.php of the component dmCodeEditor. Executing a manipulation can lead to path traversal. The attack can be launched remotely. The exploit has been published and may be used. The project was informed of the problem early through an issue report but has not responded yet.
Affected Software
Event History
Frequently Asked Questions
Which deployments are affected?
The issue affects diem-project diem through version 5.1.3, specifically the dmCodeEditor component and its dmOs::join handling in dmFrontPlugin/modules/dmCodeEditor/actions/actions.class.php.
What access does an attacker need to exploit this?
The vulnerability is remotely reachable and requires high privileges. No user interaction is required, and the attack complexity is rated low.
Is exploitation known to be practical?
Yes. An exploit has been published and may be used.
What is the potential impact?
Successful path traversal may result in limited confidentiality, integrity, and availability impact.