Highlights
Auth Bypass: 1 prior fix. Scrutinize any change in this area.
grpc-contrib: most-fixed (1 issue). Treat as high-risk during review.
1 high-severity fix in this history; regressions here are high-impact.
Recurring patterns
The bug types that recur here, drawn from past fixes, not open vulnerabilities.
Auth Bypass: The use of custom session management implementations (ClientSessionTransportFilter and PerSessionService) led to state reuse across distinct calls, completely breaking transport-level session isolation and allowing unauthorized access.