OS Command Injection in Wekan - CVE-2026-68560
Published: July 28, 2026 / Updated: August 21, 2026
Vulnerability identifier: #VU139849
CSH Severity: Medium
CVSS v4: 8.7 [CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2026-68560
CWE-ID: CWE-78
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote user to execute arbitrary code.
The vulnerability exists due to command injection in models/fileValidation.js when processing an uploaded file path with the external antivirus scanner command. A remote user can upload a file with a specially crafted filename to execute arbitrary code.
Exploitation occurs in the asyncExec-based external scanner path and results in code execution as the Wekan server process.
Affected software
Wekan
How to mitigate CVE-2026-68560
Install security update from vendor's website.
Wekan - update to 9.75