CVE-2026-25561 — WeKan < 8.19 Attachment Upload Object Relationship Validation Bypass
WeKan versions prior to 8.19 contain an authorization weakness in the attachment upload API. The API does not fully validate that provided identifiers (such as boardId, cardId, …
Published: 2026-02-07 · CVSS: 7.1 · CVSS 4.0
WeKan versions prior to 8.19 contain an authorization weakness in the attachment upload API. The API does not fully validate that provided identifiers (such as boardId, cardId, swimlaneId, and listId) are consistent and refer to a coherent card/board relationship, enabling attempts to upload attachments with mismatched object relationships.
Source: CVE Program · Revision 8b16575c39f1e1810c5e863010da073d2d3285e7