Auth bypass in Wekan
CVE-2026-30847
Wekan is an open source kanban tool built with Meteor. In versions 8.31.0 through 8.33, the notificationUsers publication in Wekan publishes user documents with no field filtering, causing the ReactiveCache.getUsers() call to return all fi…
Vulnerability class: Information Disclosure
EPSS: 0.002 (14.6th percentile) — read the EPSS interpretation.
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:H/I:N/A:N.
Affected products
- Wekan — versions >= 8.31.0, < 8.34
- Wekan_project Wekan
Weakness classification (CWE)
References
- security-advisories@github.com (x_refsource_CONFIRM, Third Party Advisory)
- security-advisories@github.com (Patch, x_refsource_MISC)
- security-advisories@github.com (x_refsource_MISC, Release Notes)
Frequently asked questions
- What is CVE-2026-30847?
- CVE-2026-30847 is a medium-severity vulnerability in Wekan, classified under Information Disclosure. CVSS score: 6.5/10. Published 2026-03-06.
- How severe is CVE-2026-30847?
- Medium severity. CVSS v3 base score is 6.5 out of 10.