{"id":"CVE-2026-93034","published":"2026-10-08T15:17:57.117","lastModified":"2026-10-08T21:18:03.583","description":"SGLang contains an arbitrary code execution vulnerability caused by the ZMQ message decoder unconditionally deserializing PickleWrapper payloads via pickle.loads() in _maybe_unwrap_pickle without type allowlisting or authentication; this vulnerability persists via the msgpack path even when SGLANG_USE_PICKLE_IPC is disabled, and becomes remotely exploitable if data-parallel attention is enabled with a non-loopback --dist-init-addr setting.","cvssScore":9.8,"cvssSeverity":"CRITICAL","cvssVector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","cwes":["CWE-502"],"vendors":[],"products":[],"references":[{"url":"https://github.com/sgl-project/sglang/tree/main","tags":[]},{"url":"https://m00dy.sh/notes/disabling-pickle-did-not-remove-pickle?palette=mineral","tags":[]}],"exploitRefs":[{"url":"https://github.com/sgl-project/sglang/tree/main","tags":[]}],"hasPoc":true,"ai":{"summary":"The flaw in SGLang allows arbitrary code execution due to untrusted PickleWrapper payloads being deserialized without proper validation or authentication, making it a critical vulnerability.","exploitability":"Exploitation is relatively straightforward if data-parallel attention is enabled and a non-loopback --dist-init-addr setting is used, requiring minimal attacker interaction.","blast_radius":"If exploited, this vulnerability could lead to complete system compromise, allowing attackers to execute arbitrary code on the affected system.","remediation":"Disable data-parallel attention or ensure that --dist-init-addr is set to a loopback address to mitigate the risk.","detection":"No reliable host or network indicator is derivable from the published description.","tags":["rce","ipc","pickle","remote"],"model":"qwen2.5:7b-instruct","analyzedAt":"2026-10-09T08:43:07.824Z"}}