Unrated severityNVD Advisory· Published Feb 8, 2026· Updated Feb 23, 2026
WeKan Administrative Repair fixDuplicateLists.js FixDuplicateBleed access control
CVE-2026-2206
Description
A security flaw has been discovered in WeKan up to 8.20. This vulnerability affects unknown code of the file server/methods/fixDuplicateLists.js of the component Administrative Repair Handler. Performing a manipulation results in improper access controls. It is possible to initiate the attack remotely. Upgrading to version 8.21 is able to resolve this issue. The patch is named 4ce181d17249778094f73d21515f7f863f554743. It is advisable to upgrade the affected component.
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Affected products
2Patches
Vulnerability mechanics
References
5- github.com/wekan/wekan/commit/4ce181d17249778094f73d21515f7f863f554743mitrepatch
- github.com/wekan/wekan/releases/tag/v8.21mitrepatch
- vuldb.commitrethird-party-advisory
- vuldb.commitresignaturepermissions-required
- vuldb.commitrevdb-entrytechnical-description
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