Main Vulnerability Database Vulnerabilities #VU146605

Authorization bypass through user-controlled key in Wekan - #VU146605

Published: September 1, 2026

Vulnerability identifier: #VU146605

CSH Severity: Medium

CVSS v4: 8.2 [CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N]

CVE-ID: N/A

CWE-ID: CWE-639

Exploitation vector: Remote access

Exploit availability: Public exploit is available

Vulnerability details

The vulnerability allows a remote attacker to bypass authorization checks.

The vulnerability exists due to missing authorization within the nextPage and previousPage Meteor publications. A remote attacker can read card content from private boards they have no membership in.

Affected software

Wekan

Remediation

Install updates from vendor's website.

Wekan - update to 11.16

Links to Public Exploits and PoC-codes

Exploit #13026 - Missing Authorization in nextPage/previousPage Meteor Publications Allows Cross-Board Card Data Access via Session ID Reuse (September 1, 2026)

External References

https://github.com/wekan/wekan/security/advisories/GHSA-5gcv-2hhj-7rg9

Related Security Bulletins

Authorization bypass through user-controlled key in Wekan