CVE-2026-35526 Strawberry GraphQL affected by a Denial of Service via unbounded WebSocket subscriptions

Strawberry GraphQL is a library for creating GraphQL APIs. Prior to 0.312.3, Strawberry GraphQL's WebSocket subscription handlers for both the graphql-transport-ws and legacy graphql-ws protocols allocate an asyncio.Task and associated Operation object for every incoming subscribe message without...

CVE-2026-35526

CVE-2026-35526 concerns the Strawberry GraphQL library. Before version 0.312.3, the WebSocket subscription handlers for both graphql-transport-ws and legacy graphql-ws allocate an asyncio.Task and an associated Operation for every incoming subscribe message without enforcing a limit on active sub...

strawberry-graphql: Denial of Service via unbounded WebSocket subscriptions

Strawberry GraphQL's WebSocket subscription handlers for both the graphql-transport-ws and legacy graphql-ws protocols allocate an asyncio.Task and associated Operation object for every incoming subscribe message without enforcing any limit on the number of active subscriptions per connection. An...

Allocation of Resources Without Limits or Throttling

Overview strawberry-graphql is an A library for creating GraphQL APIs Affected versions of this package are vulnerable to Allocation of Resources Without Limits or Throttling via the WebSocket subscription handling process. An attacker can exhaust server resources by sending a large number of...

GHSA-HV3W-M4G2-5X77 strawberry-graphql: Denial of Service via unbounded WebSocket subscriptions

Strawberry GraphQL's WebSocket subscription handlers for both the graphql-transport-ws and legacy graphql-ws protocols allocate an asyncio.Task and associated Operation object for every incoming subscribe message without enforcing any limit on the number of active subscriptions per connection. An...