Keystone vulnerable to `graphql.maxTake` bypass with negative `take`
High-risk advisory
CVE-2026-63421
Summary
Keystone vulnerable to `graphql.maxTake` bypass with negative `take`
Why it matters
GitHub has published a reviewed security advisory for @keystone-6/core. Prioritize it with other application dependency updates.
Operator check
Check whether @keystone-6/core is present in application dependency manifests, lockfiles, or build images. Review the GitHub advisory and upgrade to a patched version where available.
Sources
PatchBrief uses public sources. It does not scan environments, verify exposure, or replace vendor guidance.