Privilege escalation in Wekan Project
CVE-2026-1895
A flaw has been found in WeKan up to 8.20. Affected is the function applyWipLimit of the file models/lists.js of the component Attachment Storage Handler. Executing a manipulation can lead to improper access controls. The attack can be executed remotely. Upgrading to version 8.21 is able to address this issue. This patch is called 8c0b4f79d8582932528ec2fdf2a4487c86770fb9. It is recommended to 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 (19.6th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 20th percentile — 19.6% 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)
- vuldb.com/ (third-party-advisory)
- github.com/wekan/wekan/commit/8c0b4f79d8582932528ec2fdf2a4487c86770fb9 (Patch, patch)
- github.com/wekan/wekan/releases/tag/v8.21 (Product, Release Notes, patch)
- github.com/wekan/wekan/ (Product, product)
Frequently asked questions
- What is CVE-2026-1895?
- CVE-2026-1895 is a medium-severity vulnerability in Wekan Project, classified under Incorrect Privilege Assignment. CVSS score: 6.3/10. Published 2026-02-04.
- How severe is CVE-2026-1895?
- Medium severity. CVSS v3 base score is 6.3 out of 10.