CVE-2026-58660 — Kanboard: through 1.2.52, fixed in commit 564cc30, BoardAjaxController save() method (used by the kanban
Kanboard through 1.2.52, fixed in commit 564cc30, BoardAjaxController save() method (used by the kanban board drag-and-drop endpoint) validates the caller's role on the attacker-supplied project_id but never verifies that the supplied task_id actually belongs to that project. Because task identifiers are sequential integers shared across the entire instance, any authenticated user who is a member of at least one project can enumerate and move (corrupt/hide) tasks belonging to CVSSv3.1 8.1 (HIGH)