The decoder of the SpdyFrameCodec framework for developing network applications, servers, and clients uses the Netty protocol. This vulnerability allows attackers to cause a service failure.

The vulnerability of the SpdyFrameCodec decoder in the networking application development framework, related to servers and clients using the Netty protocol, involves an uncontrolled resource consumption. Exploiting this vulnerability could allow a malicious actor to cause service interruptions...

CVE-2026-55833

Netty (network application framework) contains a vulnerability in SPDY header decoding. Prior to versions 4.1.136.Final and 4.2.16.Final, the zlib-compressed header blocks may continue inflating after the header parser exceeds maxHeaderSize, allowing a remote peer to send a small compressed HEADE...