EUVD-2026-50442

Netty is an asynchronous, event-driven network application framework. Prior to versions 4.1.136.Final and 4.2.16.Final, Netty's HTTP/2-to-HTTP/1.x translation layer Http2StreamFrameToHttpObjectCodec and InboundHttp2ToHttpAdapter fails to deduplicate or validate Host headers when an HTTP/2 client...

CVE-2026-59900 Netty codec-http2: Lack of Host Header Deduplication in HTTP/2→HTTP/1.x Translation Leads to Request Routing Bypass

Netty is an asynchronous, event-driven network application framework. Prior to versions 4.1.136.Final and 4.2.16.Final, Netty's HTTP/2-to-HTTP/1.x translation layer Http2StreamFrameToHttpObjectCodec and InboundHttp2ToHttpAdapter fails to deduplicate or validate Host headers when an HTTP/2 client...

CVE-2026-59900

Netty CVE-2026-59900 affects the HTTP/2→HTTP/1.x translation in Netty’s HTTP/2-to-HTTP/1.x codec (Http2StreamFrameToHttpObjectCodec and InboundHttp2ToHttpAdapter). When an HTTP/2 client sends both the :authority pseudo-header and a literal Host header in the same HEADERS frame, the translator may...

Security update for libsoup2

This update for libsoup2 fixes the following issues: CVE-2025-14523: Reject duplicated Host in headers and followed upstream update bsc1254876. CVE-2026-0719: Fixed overflow for password md4sum bsc1256399 Patch Instructions: To install this SUSE update use the SUSE recommended installation method...

SUSE-SU-2026:0253-1 Security update for libsoup2

This update for libsoup2 fixes the following issues: - CVE-2025-14523: Reject duplicated Host in headers and followed upstream update bsc1254876. - CVE-2026-0719: Fixed overflow for password md4sum bsc1256399...

MiracleLinux 8 : libsoup-2.62.3-11.el8_10 (AXSA:2026-026:01)

The remote MiracleLinux 8 host has packages installed that are affected by a vulnerability as referenced in the AXSA:2026-026:01 advisory. libsoup: libsoup: Duplicate Host Header Handling Causes Host-Parsing Discrepancy First- vs Last-Value Wins CVE-2025-14523 Tenable has extracted the preceding...