CVE-2026-55234

Wekan (open source Kanban on Meteor) has a cross-board write flaw in versions before 9.37. The DDP update allow rules in server/permissions/cards.js, server/permissions/lists.js, and server/permissions/swimlanes.js validate only the stored boardId and do not verify a new boardId in the update mod...

CVE-2026-30843

Wekan is an open source kanban tool built with Meteor. Versions 8.32 and 8.33 have a critical Insecure Direct Object Reference IDOR issue which could allow unauthorized users to modify custom fields across boards through its custom fields update endpoints, potentially leading to unauthorized data...

CVE-2026-30843

Wekan is an open source kanban tool built with Meteor. Versions 8.32 and 8.33 have a critical Insecure Direct Object Reference IDOR issue which could allow unauthorized users to modify custom fields across boards through its custom fields update endpoints, potentially leading to unauthorized data...

CVE-2026-30843 Wekan has Cross-Board IDOR in Custom Fields Update Endpoints

Wekan is an open source kanban tool built with Meteor. Versions 8.32 and 8.33 have a critical Insecure Direct Object Reference IDOR issue which could allow unauthorized users to modify custom fields across boards through its custom fields update endpoints, potentially leading to unauthorized data...

CVE-2026-30843

Wekan versions 8.32 and 8.33 contain a critical Insecure Direct Object Reference (IDOR) in custom fields update endpoints, allowing cross-board modification of custom fields. The PUT /api/boards/:boardId/custom-fields/:customFieldId endpoint validates board access but uses the field’s _id as a fi...