{"id":"CVE-2026-93034","state":"PUBLISHED","title":"CVE-2026-93034","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.","publishedAt":"2026-10-08T14:00:09.084Z","updatedAt":"2026-10-08T20:22:35.805Z","severity":{"score":9.8,"label":"Critical","version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","source":"CISA-ADP"},"assigner":"certcc","products":["SGLang SGLang"],"affected":[{"vendor":"SGLang","product":"SGLang","versions":[{"version":"0","status":"affected","lessThanOrEqual":"v0.5.20","versionType":"custom"}]}],"references":["https://github.com/sgl-project/sglang/tree/main","https://m00dy.sh/notes/disabling-pickle-did-not-remove-pickle?palette=mineral"],"weaknesses":["CWE-502"],"ingestedAt":"2026-10-29T20:13:34.582Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/93xxx/CVE-2026-93034.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-93034","state":"PUBLISHED","datePublished":"2026-10-08T14:00:09.084Z","dateUpdated":"2026-10-08T20:22:35.805Z","assignerShortName":"certcc","assignerOrgId":"37e5125f-f79b-445b-8fad-9564f167944b","dateReserved":"2026-09-17T15:20:20.432Z"},"containers":{"cna":{"title":"CVE-2026-93034","descriptions":[{"lang":"en","value":"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."}],"affected":[{"vendor":"SGLang","product":"SGLang","versions":[{"version":"0","status":"affected","lessThanOrEqual":"v0.5.20","versionType":"custom"}]}],"references":[{"url":"https://github.com/sgl-project/sglang/tree/main"},{"url":"https://m00dy.sh/notes/disabling-pickle-did-not-remove-pickle?palette=mineral"}],"problemTypes":[{"descriptions":[{"lang":"en","description":"CWE-502 Deserialization of Untrusted Data"}]}],"providerMetadata":{"shortName":"certcc","orgId":"37e5125f-f79b-445b-8fad-9564f167944b","dateUpdated":"2026-10-08T14:00:09.084Z"},"source":{"discovery":"UNKNOWN"},"x_generator":{"engine":"VINCE 3.0.50","env":"prod","origin":"https://cveawg.mitre.org/api/cve/CVE-2026-93034"}},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"cvssV3_1":{"scope":"UNCHANGED","version":"3.1","baseScore":9.8,"attackVector":"NETWORK","baseSeverity":"CRITICAL","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","integrityImpact":"HIGH","userInteraction":"NONE","attackComplexity":"LOW","availabilityImpact":"HIGH","privilegesRequired":"NONE","confidentialityImpact":"HIGH"}},{"other":{"type":"ssvc","content":{"timestamp":"2026-10-08T20:22:09.915843Z","id":"CVE-2026-93034","options":[{"Exploitation":"none"},{"Automatable":"yes"},{"Technical Impact":"total"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-502","type":"CWE","lang":"en","description":"CWE-502 Deserialization of Untrusted Data"}]}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2026-10-08T20:22:35.805Z"}}]}}}