Auth bypass in Wekan
CVE-2026-25567
WeKan versions prior to 8.19 contain an insecure direct object reference (IDOR) in the card comment creation API. The endpoint accepts an authorId from the request body, allowing an authenticated user to spoof the recorded comment author by supplying another user's identifier.
Vulnerability class: IDOR (Insecure Direct Object Reference)
EPSS: 0.002 (16.0th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 4.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N.
Affected products
- Wekan — versions 0
- Wekan_project Wekan
Weakness classification (CWE)
References
- disclosure@vulncheck.com (Patch, patch)
- disclosure@vulncheck.com (Product, product)
- disclosure@vulncheck.com (Third Party Advisory, third-party-advisory)
Frequently asked questions
- What is CVE-2026-25567?
- CVE-2026-25567 is a medium-severity vulnerability in Wekan, classified under Authorization Bypass Through User-Controlled Key. CVSS score: 4.3/10. Published 2026-02-07.
- How severe is CVE-2026-25567?
- Medium severity. CVSS v3 base score is 4.3 out of 10.