CVE-2026-105637 Plane: Cross-Project Asset Hijacking via 'ProjectBulkAssetEndpoint' (sibling of CVE-2026-46558)

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...

EUVD-2026-92701

Plane is an open-source project management tool. Prior to 1.4.0, the webhook delivery task in apps/api/plane/bgtasks/webhooktask.py calls requests.post without allowredirects=False and does not validate redirect targets. validateurl blocks private, loopback, link-local, and reserved addresses in...

CVE-2026-105632 Plane: Broken Access Control - joinProject GraphQL mutation allows self-join into private (secret) projects

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...

CVE-2026-105632

The open-source project management tool Plane is vulnerable to a broken access control flaw in versions prior to 1.4.0 . The GraphQL joinProject mutation allows any workspace member to add themselves to any project within that workspace, including private/secret projects (network=0 ) to which the...

CVE-2026-105632 Plane: Broken Access Control - joinProject GraphQL mutation allows self-join into private (secret) projects

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...

EUVD-2026-92537

Plane is an open-source project management tool. Prior to 1.4.0, Plane's project invitation list endpoint is accessible to any authenticated user who knows the workspace slug and project ID, while the public project invitation join endpoint accepts an invitation based only on a submitted email...

CVE-2026-104978 Plane: Invitation Hijack in Project Join Flow via Missing Authorization and Email-Only Acceptance

Plane is an open-source project management tool. Prior to 1.4.0, Plane's project invitation list endpoint is accessible to any authenticated user who knows the workspace slug and project ID, while the public project invitation join endpoint accepts an invitation based only on a submitted email...

CVE-2026-104968

Plane is an open-source project management tool. Prior to 1.4.0, GET /api/workspaces/slug/entity-search/?querytype=usermention returns workspace-member display names, UUIDs, and avatar URLs to any authenticated user who knows the workspace slug, even when the caller is not a workspace member. The...

CVE-2026-104894

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 ...

EUVD-2026-92520

Plane is an open-source project management tool. Prior to 1.4.0, DuplicateAssetEndpoint fetches a source FileAsset without limiting it to the caller's workspace, allowing cross-workspace asset duplication. WorkspaceFileAssetEndpoint and the legacy FileAssetEndpoint omit workspace authorization,...

CVE-2026-104971 Plane: Cross-Workspace Asset Duplication IDOR + WorkspaceFileAssetEndpoint and FileAssetEndpoint Missing Authorization

Plane is an open-source project management tool. Prior to 1.4.0, DuplicateAssetEndpoint fetches a source FileAsset without limiting it to the caller's workspace, allowing cross-workspace asset duplication. WorkspaceFileAssetEndpoint and the legacy FileAssetEndpoint omit workspace authorization,...

CVE-2026-104971 Plane: Cross-Workspace Asset Duplication IDOR + WorkspaceFileAssetEndpoint and FileAssetEndpoint Missing Authorization

Plane is an open-source project management tool. Prior to 1.4.0, DuplicateAssetEndpoint fetches a source FileAsset without limiting it to the caller's workspace, allowing cross-workspace asset duplication. WorkspaceFileAssetEndpoint and the legacy FileAssetEndpoint omit workspace authorization,...

CVE-2026-104968

The project management tool Plane is vulnerable to cross-workspace member enumeration in versions prior to 1.4.0 . The issue exists in the SearchEndpoint located in apps/api/plane/app/views/search/base.py, which inherits BaseAPIView with only an IsAuthenticated permission class. Because it fails ...

CVE-2026-104967 Plane: Cross-workspace association destruction and issue mutation/read via unscoped queries in BulkDeleteIssuesEndpoint and SubIssuesEndpoint

Plane is an open-source project management tool. Prior to 1.4.0, BulkDeleteIssuesEndpoint and SubIssuesEndpoint in apps/api/plane/app/views/issue/ accept body- or URL-supplied issue IDs and operate on them without checking that the IDs belong to the caller's workspace and project. The permission...

CVE-2026-104967 Plane: Cross-workspace association destruction and issue mutation/read via unscoped queries in BulkDeleteIssuesEndpoint and SubIssuesEndpoint

Plane is an open-source project management tool. Prior to 1.4.0, BulkDeleteIssuesEndpoint and SubIssuesEndpoint in apps/api/plane/app/views/issue/ accept body- or URL-supplied issue IDs and operate on them without checking that the IDs belong to the caller's workspace and project. The permission...

CVE-2026-104967 Plane: Cross-workspace association destruction and issue mutation/read via unscoped queries in BulkDeleteIssuesEndpoint and SubIssuesEndpoint

Plane is an open-source project management tool. Prior to 1.4.0, BulkDeleteIssuesEndpoint and SubIssuesEndpoint in apps/api/plane/app/views/issue/ accept body- or URL-supplied issue IDs and operate on them without checking that the IDs belong to the caller's workspace and project. The permission...

EUVD-2026-92488

Plane is an open-source project management tool. Prior to 1.4.0, two endpoint families fail to verify that nested resource identifiers belong to the workspace and project named in the URL. An authenticated user can read or modify estimates from another workspace through PATCH...

CVE-2026-104966

The project management tool Plane contains a Cross-Workspace IDOR vulnerability in versions prior to 1.4.0 . The issue stems from a failure to verify that nested resource identifiers belong to the workspace and project specified in the URL. Specifically, the ProjectEntityPermission check confirms...

EUVD-2026-92487

Plane is an open-source project management tool. Prior to 1.4.0, the issue-relation endpoint accepts issue UUIDs in the request body without validating that they belong to the caller's workspace. An authenticated user can create relations linking their own issues to issues in any other workspace ...

EUVD-2026-92486

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...