PT-2026-113950

Name of the Vulnerable Software and Affected Versions Plane versions prior to 1.4.0 Description Missing object-level authorization checks allow for membership disruption and cross-member preference tampering. In the ProjectMemberViewSet.partial update function, authorization checks are incorrectl...

PT-2026-106081

Plane is an open-source project management tool. Prior to 1.3.0, the ProjectMemberViewSet.partial update method allows any project member, including a user with the lowest GUEST role, to modify another project member's role. The authorization check prevents assigning a role higher than the...