NULL pointer dereference in Wekan - CVE-2026-68901
Published: July 28, 2026 / Updated: August 21, 2026
Vulnerability identifier: #VU139865
CSH Severity: Low
CVSS v4: 7.1 [CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2026-68901
CWE-ID: CWE-476
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote user to cause a denial of service.
The vulnerability exists due to a null pointer dereference in board export REST endpoints when handling requests with an invalid authToken for a private board. A remote user can send a specially crafted request to cause a denial of service.
The issue affects multiple export routes and is triggered only when the REST API is enabled and a private board identifier is used.
Affected software
Wekan
How to mitigate CVE-2026-68901
Install security update from vendor's website.
Wekan - update to 10.38