GHSA-c4c3-7fpv-j4q5: Netty: SNI Routing Bypass via Fragmented TLS ClientHello Causing Fallback to Default SslContext
HIGHCritical vulnerability
What to do
- Critical severity — schedule an urgent patch.
### Summary A fragmented TLS ClientHello whose handshake header spans multiple records makes Netty silently fall back to the default SslContext; where per-SNI selection is the sole mTLS gate, an unauthenticated attacker can bypass the route's mTLS requirement. …
CVE · detail
- CVE-2026-75595nvd ↗EPSS 0.32%
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