CVE-2026-52890 Wekan: Arbitrary file read and server DoS via attachment versions.original.path

Wekan is open source kanban built with Meteor. Prior to 9.31, Wekan allows a logged-in board member to insert an attachment document through the /attachments/insert DDP method with attacker-controlled versions.original.path and versions.original.storage fields. The server/permissions/attachments....

CVE-2026-52890

CVE-2026-52890 affects Wekan (open-source Kanban, Meteor-based) before version 9.31. A logged-in board member can insert an attachment via the DDP /attachments/insert method using attacker-controlled versions.original.path and versions.original.storage. The insert rule checks only board write acc...

CVE-2026-52890 Wekan: Arbitrary file read and server DoS via attachment versions.original.path

Wekan is open source kanban built with Meteor. Prior to 9.31, Wekan allows a logged-in board member to insert an attachment document through the /attachments/insert DDP method with attacker-controlled versions.original.path and versions.original.storage fields. The server/permissions/attachments....