Vulnerability · Published Feb 4, 2026 · Assigned by VulDB
CVE-2026-1894WeKan REST API checklistItems.js Checklist REST Bleed improper authorization
Medium 6.3
In plain English
A medium-severity security flaw in WeKan. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.3% (higher than 18% of all known vulnerabilities).
Official description
A vulnerability was detected in WeKan up to 8.20. This impacts an unknown function of the file models/checklistItems.js of the component REST API. Performing a manipulation of the argument item.cardId/item.checklistId/card.boardId results in improper authorization. Remote exploitation of the attack is possible. Upgrading to version 8.21 will fix this issue. The patch is named 251d49eea94834cf351bb395808f4a56fb4dbb44. Upgrading the affected component is recommended.
Affected products (as reported)
Weakness: CWE-285, CWE-266 · Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:X/RL:O/RC:C
References
- VDB-344266 | WeKan REST API checklistItems.js Checklist REST Bleed improper authorization vdb-entry, technical-description
- VDB-344266 | CTI Indicators (IOB, IOC, TTP, IOA) signature, permissions-required
- Submit #742663 | Wekan <8.21 IDOR via REST API / improper object relationship validation third-party-advisory
- https://github.com/wekan/wekan/commit/251d49eea94834cf351bb395808f4a56fb4dbb44 patch
- https://github.com/wekan/wekan/releases/tag/v8.21 patch
- https://github.com/wekan/wekan/ product