Netty netty-tcnative before 2.0.84.Final SNI Hostname Spoofing via Modified UTF-8 Decoding

These records connect through source-stated identifiers. Shared identifiers or dates alone do not establish shared exposure, root cause or applicability.

CVE-2026-116542 · Microsoft / collected KEV context

cve-program · CVE-2026-116542

• https://github.com/netty/netty-tcnative/security/advisories/GHSA-2784-hxmm-4hgf
• https://github.com/netty/netty-tcnative/commit/a879c85b9776cf478aada3ca69e60b8c0a99ed38
• https://github.com/netty/netty-tcnative/blob/netty-tcnative-parent-2.0.83.Final/openssl-dynamic/src/main/c/sslcontext.c#L2608
• https://github.com/netty/netty-tcnative/releases/tag/netty-tcnative-parent-2.0.84.Final
• https://github.com/netty/netty-tcnative
• https://www.vulncheck.com/advisories/netty-netty-tcnative-before-2.0.84-final-sni-hostname-spoofing-via-modified-utf-8-decoding

• Netty netty-tcnative before 2.0.84.Final SNI Hostname Spoofing via Modified UTF-8 Decoding · Newly collected advisory · 26 Oct 2026