CVE-2026-104962 Plane: Cross-project member roster IDOR in ProjectMemberListCreateAPIEndpoint (missing project scope on reads)

Plane is an open-source project management tool. Prior to 1.4.0, GET /api/v1/workspaces/slug/projects/projectid/members/ returns the complete project-member roster, including each member's email address, first and last name, display name, avatar, and role. ProjectMemberPermission gates the...