CVE-2026-63421 Keystone: `graphql.maxTake` bypass with negative `take`

Keystone is a content management system for Node.js. Prior to 6.5.3, the findMany resolver in packages/core/src/lib/core/queries/resolvers.ts compares the signed take argument directly with graphql.maxTake, allowing a remote unauthenticated GraphQL client to provide a negative take value whose...

CVE-2026-63421 Keystone: `graphql.maxTake` bypass with negative `take`

Keystone is a content management system for Node.js. Prior to 6.5.3, the findMany resolver in packages/core/src/lib/core/queries/resolvers.ts compares the signed take argument directly with graphql.maxTake, allowing a remote unauthenticated GraphQL client to provide a negative take value whose...

CVE-2026-63421

Keystone (Node.js CMS) prior to 6.5.3 contains a graphql.maxTake bypass in the findMany resolver (packages/core/src/lib/core/queries/resolvers.ts). The resolver compares the signed take argument directly against the configured maxTake bound, so a remote unauthenticated GraphQL client can supply a...

CVE-2026-63421 Keystone: `graphql.maxTake` bypass with negative `take`

Keystone is a content management system for Node.js. Prior to 6.5.3, the findMany resolver in packages/core/src/lib/core/queries/resolvers.ts compares the signed take argument directly with graphql.maxTake, allowing a remote unauthenticated GraphQL client to provide a negative take value whose...

PT-2026-80269

Summary The value of graphql.maxTake can be bypassed by providing a negative input. This can be used to exceed the developer's intended graphql.maxTake value, allowing queries to return results in excess of the graphql.maxTake value set. Impact This affects any project relying on graphql.maxTake ...

PT-2026-79448

Name of the Vulnerable Software and Affected Versions Keystone versions prior to 6.5.3 Description The findMany resolver in packages/core/src/lib/core/queries/resolvers.ts compares the signed take argument directly with graphql.maxTake. This allows a remote unauthenticated GraphQL client to provi...