Auth.js: Email normalizer validates the address before Unicode normalization, allowing a homoglyph @ bypass
Critical vendor advisory
Summary
Auth.js: Email normalizer validates the address before Unicode normalization, allowing a homoglyph @ bypass
Why it matters
GitHub has published a reviewed security advisory for @auth/core. Prioritize it with other application dependency updates.
Operator check
Check whether @auth/core is present in application dependency manifests, lockfiles, or build images. Review the GitHub advisory and upgrade to a patched version where available. CVSS score: 9.1.
Sources
PatchBrief uses public sources. It does not scan environments, verify exposure, or replace vendor guidance.