GraphQL Tools: Shared legacy executor routes one subscription's results to a different caller

影響: npm:@graphql-tools/executor-legacy-ws <= 1.1.35 → 1.1.36

Cross-tenant subscription data leak in @graphql-tools/executor-legacy-ws: a shared websocket.onmessage is replaced on every subscribe(), and DATA frames are delivered without checking the protocol operation id Report metadata | Field | Value | | --- | --- | | Package | @graphql-tools/executor-legacy-ws (npm, pkg:npm/%40graphql-tools/executor-legacy-ws) | | Repository | https://github.com/ardatan/graphql-tools | | Component | buildWSLegacyExecutor → the returned executor's subscribe(observer) /…

Read on GitHub Advisory Database

On 10/29/2026, 06:05 AM, GitHub Advisory Database published "GraphQL Tools: Shared legacy executor routes one subscription's results to a different caller" (type: Advisory). Severity is "Medium" (medium). Related technologies: JavaScript / Node.js, GitHub. CVE: CVE-2026-118666.