Privilege escalation in Wekan Project
CVE-2026-1898
A vulnerability was determined in WeKan up to 8.20. This affects an unknown part of the file packages/wekan-ldap/server/syncUser.js of the component LDAP User Sync. This manipulation causes improper access controls. It is possible to initiate the attack remotely. Upgrading to version 8.21 is able to mitigate this issue. Patch name: 146905a459106b5d00b4f09453a6554255e6965a. You should upgrade the affected component.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 6.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L.
EPSS exploit prediction
EPSS: 0.003 (18.6th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 19th percentile — 18.6% 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: 0.003 · change: +0.000
Affected products
- Wekan Project
- Wekan — versions 8.0, 8.1, 8.2
Weakness classification (CWE)
References
- vuldb.com/ (technical-description, VDB Entry, Third Party Advisory, vdb-entry)
- vuldb.com/ (signature, Permissions Required, permissions-required, VDB Entry)
- vuldb.com/ (VDB Entry, Third Party Advisory, third-party-advisory)
- github.com/wekan/wekan/commit/146905a459106b5d00b4f09453a6554255e6965a (Patch, patch)
- github.com/wekan/wekan/releases/tag/v8.21 (Release Notes, patch)
- github.com/wekan/wekan/ (Product, product)
Frequently asked questions
- What is CVE-2026-1898?
- CVE-2026-1898 is a medium-severity vulnerability in Wekan Project, classified under Incorrect Privilege Assignment. CVSS score: 6.3/10. Published 2026-02-05.
- How severe is CVE-2026-1898?
- Medium severity. CVSS v3 base score is 6.3 out of 10.