Information disclosure in Wekan Project
CVE-2026-2207
A weakness has been identified in WeKan up to 8.20. This issue affects some unknown processing of the file server/publications/activities.js of the component Activity Publication Handler. Executing a manipulation can lead to information disclosure. It is possible to launch the attack remotely. Upgrading to version 8.21 is capable of addressing this issue. This patch is called 91a936e07d2976d4246dfe834281c3aaa87f9503. You should upgrade the affected component.
Vulnerability class: Information Disclosure
Published · last modified .
CVSS v3 metric
CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N.
EPSS exploit prediction
EPSS: 0.004 (27.7th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 28th percentile — 27.7% 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: +0.000
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/91a936e07d2976d4246dfe834281c3aaa87f9503 (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-2026-2207?
- CVE-2026-2207 is a medium-severity vulnerability in Wekan Project, classified under Information Disclosure. CVSS score: 5.3/10. Published 2026-02-08.
- How severe is CVE-2026-2207?
- Medium severity. CVSS v3 base score is 5.3 out of 10.