PT-2026-106052

Plane is an open-source project management tool. Prior to 1.4.0, the fix for CVE-2026-30242 validates webhook IP addresses only when the webhook is created in apps/api/plane/app/serializers/webhook.py. The delivery task in apps/api/plane/bgtasks/webhook task.py performs a separate DNS resolution...

PT-2026-106021

Plane is an open-source project management tool. Prior to 1.4.0, a Project Member with role 15 can send a PATCH request to the project-member update endpoint at /api/workspaces/workspace slug/projects/project id/members/member pk/ to change another user's project role. The role-update logic block...

CVE-2026-104969: Authorization Bypass Through User-Controlled Key

Plane is an open-source project management tool. Prior to 1.4.0, the cycle-issues endpoint accepts issue UUIDs in the request body without validating that they belong to the caller's workspace. An authenticated user can add issues from any workspace to a cycle they control. If a victim issue is...

PT-2026-106020

Plane is an open-source project management tool. Prior to 1.4.0, the modules endpoint accepts issue UUIDs in the URL path without validating that they belong to the caller's workspace. An authenticated user can link issues from any workspace to modules in their own workspace. This issue is fixed ...

PT-2026-106088

Name of the Vulnerable Software and Affected Versions Plane versions prior to 1.4.0 Description Manifests in deployments/aio/community/ and deployments/cli/community/ use fixed, publicly known default values for SECRET KEY and LIVE SERVER SECRET KEY that remain active if not overridden. While the...

CVE-2026-104963: Exposure of Sensitive Information to an Unauthorized Actor

Plane is an open-source project management tool. Prior to 1.4.0, GET /api/workspaces/slug/cycles/ through WorkspaceCyclesEndpoint and GET /api/workspaces/slug/modules/ through WorkspaceModulesEndpoint return records from every project in a workspace without checking whether the requester belongs ...

PT-2026-106031

Plane is an open-source project management tool. Prior to 1.4.0, GET /api/workspaces/slug/cycles/ through WorkspaceCyclesEndpoint and GET /api/workspaces/slug/modules/ through WorkspaceModulesEndpoint return records from every project in a workspace without checking whether the requester belongs ...

CVE-2026-105641: Use of Hard-coded Credentials

Plane is an open-source project management tool. Prior to 1.4.0, the deployments/aio/community/ and deployments/cli/community/ manifests provide fixed, publicly known SECRETKEY and LIVESERVERSECRETKEY defaults that remain active when operators do not override them. The top-level setup.sh randomiz...

PT-2026-106079

Plane is an open-source project management tool. Prior to 1.4.0, the GraphQL joinProject mutation lets any workspace member add themselves to any project in that workspace including network=0 secret/private projects they were never invited to and grants them a full Member role read + write. The...

PT-2026-106077

Plane is an open-source project management tool. Prior to 1.4.0, an authenticated low-privilege workspace member, including a Guest, can upload an image/svg+xml file as a generic or issue attachment. The file retains the attacker-controlled Content-Type, and the asset-download endpoint creates a...

PT-2026-106080

Plane is an open-source project management tool. Prior to 1.4.0, the V2 issue-attachment PATCH endpoint accepts issue id in the URL but omits it from the database query. A project member can use an issue id they control in the URL while targeting another user's attachment by its pk UUID. Because...

CVE-2026-104960: Authorization Bypass Through User-Controlled Key

Plane is an open-source project management tool. Prior to 1.4.0, Plane exposes the workspace-scoped GET /api/assets/v2/workspaces/workspaceslug/download/assetid/ endpoint for project-bound FileAsset objects without enforcing access to the asset's owning project. An authenticated user who belongs ...

PT-2026-106054

Plane is an open-source project management tool. Prior to 1.4.0, Plane's dashboard asset endpoints in plane/app/views/asset/v2.py were remediated for two cross-tenant asset IDORs, CVE-2026-27705 and CVE-2026-46558. Those fixes added a membership check and project id and workspace slug scoping to...

CVE-2026-105637: Authorization Bypass Through User-Controlled Key

Plane is an open-source project management tool. Prior to 1.4.0, ProjectBulkAssetEndpoint.post in apps/api/plane/app/views/asset/v2.py retrieves assets using idin=assetids and workspaceslug=slug but does not constrain the query with projectid from the URL. A workspace Guest can provide asset UUID...

PT-2026-106032

Plane is an open-source project management tool. Prior to 1.4.0, Plane's project update endpoint authorizes the caller against the workspace slug in the request URL but loads the target project globally by UUID without binding it to that workspace. An administrator of one workspace can modify a...

PT-2026-106050

Name of the Vulnerable Software and Affected Versions HyperShift operator affected versions not specified Description A flaw in the HyperShift operator allows a tenant isolation bypass. The operator copies user-provided Kubernetes configuration kubeconfig secrets into the privileged control plane...

PT-2026-106058

Plane is an open-source project management tool. Prior to 1.4.0, IntakeIssuePublicViewSet.create in Plane v1.3.1 writes description html through Issue.objects.create... without calling validate html content from nh3. Any authenticated user, including a new user with no workspace memberships, can...

CVE-2026-104964: Authorization Bypass Through User-Controlled Key

Plane is an open-source project management tool. Prior to 1.4.0, Plane's project update endpoint authorizes the caller against the workspace slug in the request URL but loads the target project globally by UUID without binding it to that workspace. An administrator of one workspace can modify a...

PT-2026-106034

Name of the Vulnerable Software and Affected Versions Plane versions prior to 1.4.0 Description Two endpoint families fail to verify that nested resource identifiers belong to the workspace and project specified in the URL. An authenticated user can read or modify estimates from another workspace...

PT-2026-106019

Name of the Vulnerable Software and Affected Versions Plane versions prior to 1.4.0 Description An authenticated user can retrieve API-token records via the 'GET /api/users/api-tokens/' endpoint. Additionally, the 'PATCH /api/users/api-tokens/token id/' endpoint allows a user to modify the allowe...