Wekan
CVE-2026-1894
MEDIUM
Severity by source
AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L
Primary rating from NVD · only source for this CVE.
CVSS VectorNVD
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L
Lifecycle Timeline
3DescriptionCVE.org
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.
AnalysisAI
Improper authorization in WeKan's REST API (versions up to 8.20) allows authenticated users to manipulate checklist item parameters and gain unauthorized access to resources across different boards and checklists. An attacker with valid credentials can exploit this vulnerability to read or modify data they should not have access to. The vulnerability has been patched in version 8.21 and users should upgrade immediately.
Technical ContextAI
Affects Wekan. 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.
RemediationAI
A vendor patch is available — apply it immediately. Restrict network access to the affected service where possible.
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Same weakness CWE-266 – Incorrect Privilege Assignment
View allSame technique Information Disclosure
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External POC / Exploit Code
Leaving vuln.today