CVE-2026-42580

A flaw was found in Netty, an asynchronous, event-driven network application framework. A remote attacker could exploit an integer overflow vulnerability in Netty's chunk size parser. This flaw enables request smuggling attacks, which can allow an attacker to bypass security controls or access...

PT-2026-38373

Name of the Vulnerable Software and Affected Versions Netty versions prior to 4.2.13.Final Netty versions prior to 4.1.133.Final Description Netty's chunk size parser silently overflows an integer, which allows for request smuggling attacks. This occurs within the getChunkSize function of the...