CVE-2026-14890: Deserialization of Untrusted Data

SGLang uses an expert-parallel backup subsystem that exposes a ZeroMQ PULL socket on a routable network interface that does not contain authentication or deserialization safeguards, allowing an attacker to provide a malicious pickle file that results in unauthenticated remote code execution when...

SGLang contains a vulnerable pickle deserialization vulnerability through the expert-parallel subsystem

Overview A Pickle deserialization vulnerability has been discovered within the SGLang project, enabling an attacker to perform remote code execution RCE on the target vulnerable server. In order for an attacker to exploit this vulnerability, the expert-parallel backup subsystem must be enabled, a...