CVE-2026-112138: diem-project diem dmCodeEditor actions.class.php join path traversal

Severity: medium (CVSS 4.7 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.3% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2026-10-19 · updated 2026-10-19
Weakness: CWE-22

Description

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 products

diem-project diem: 5.1.0, 5.1.1, 5.1.2, 5.1.3

References

https://github.com/diem-project/diem/
https://github.com/diem-project/diem/issues/451
https://vuldb.com/cve/CVE-2026-112138
https://vuldb.com/submit/1013200
https://vuldb.com/vuln/422243
https://vuldb.com/vuln/422243/cti

Get alerted when CVE-2026-112138 or the next vulnerability affects your stack