Auth bypass in Wekan
CVE-2026-25565
WeKan versions prior to 8.19 contain an authorization vulnerability where certain card update API paths validate only board read access rather than requiring write permission. This can allow users with read-only roles to perform card updates that should require write access.
Vulnerability class: Broken Access Control
Published · last modified .
CVSS v3 metric
CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N.
EPSS exploit prediction
EPSS: 0.004 (32.0th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 32nd percentile — 32.0% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.003 · newest: 0.004 · change: +0.001
Affected products
- Wekan — versions 0
- Wekan Project
Weakness classification (CWE)
References
- github.com/wekan/wekan/commit/181f837d8cbae96bdf9dcbd31beaa3653c2c0285 (Patch, patch)
- wekan.fi/ (Product, product)
- www.vulncheck.com/advisories/wekan-read-only-board-roles-can-update-cards (Third Party Advisory, third-party-advisory)
Frequently asked questions
- What is CVE-2026-25565?
- CVE-2026-25565 is a medium-severity vulnerability in Wekan, classified under Incorrect Authorization. CVSS score: 6.5/10. Published 2026-02-07.
- How severe is CVE-2026-25565?
- Medium severity. CVSS v3 base score is 6.5 out of 10.