CVE-2026-93569

CVE-2026-93569 affects the netty-codec-http2 component of the Netty library. The vulnerability occurs during the translation of HTTP/1 absolute-form requests to HTTP/2: a Host header mismatch is incorrectly propagated into the HTTP/2 :authority pseudo-header, overriding the authority specified in...

io.netty:netty-codec-http2 vulnerable to HTTP/2 Rapid Reset Attack

A client might overload the server by issue frequent RST frames. This can cause a massive amount of load on the remote system and so cause a DDOS attack. Impact This is a DDOS attack, any http2 server is affected and so you should update as soon as possible. Patches This is patched in version...