CVE-2026-107728 Strawberry GraphQL: Synchronous permission checks can treat an awaitable authorization result as truthy

Strawberry GraphQL is a library for creating GraphQL APIs. From 0.217.0 until 0.326.1, PermissionExtension.resolve on a synchronous field resolver evaluates the result of haspermission for truthiness. When a custom permission declares haspermission as a normal function but returns an awaitable,...

CVE-2026-107728: Incorrect Authorization

Strawberry GraphQL is a library for creating GraphQL APIs. From 0.217.0 until 0.326.1, PermissionExtension.resolve on a synchronous field resolver evaluates the result of haspermission for truthiness. When a custom permission declares haspermission as a normal function but returns an awaitable,...

PT-2026-108289

Name of the Vulnerable Software and Affected Versions Strawberry GraphQL versions 0.217.0 through 0.326.0 Description In the PermissionExtension.resolve function on a synchronous field resolver, the result of has permission is evaluated for truthiness. If a custom permission defines has permissio...