Incorrect authorization in Wekan - #VU150011
Published: September 15, 2026
Vulnerability identifier: #VU150011
CSH Severity: Low
CVSS v4: 7.1 [CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:H/VA:N/SC:N/SI:N/SA:N]
CVE-ID: N/A
CWE-ID: CWE-863
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote user to regain access to a private board after removal.
The vulnerability exists due to improper authorization in the acceptInvite method when processing a client-writable profile.invitedBoards value. A remote user can add a private board identifier to their profile.invitedBoards array and invoke acceptInvite to regain access to a private board after removal.
Exploitation is limited to users whose existing board membership record was deactivated rather than removed.
Affected software
Wekan
Remediation
Install security update from vendor's website.
Wekan - update to 11.77