{"id":"CVE-2026-93034","url":"https://www.cyber-defence.io/tools/cve/CVE-2026-93034","generatedAt":"2026-10-23T21:16:16.446Z","title":"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…","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.","published":"2026-10-08T15:17:57.000Z","lastModified":"2026-10-08T21:18:04.000Z","status":"Deferred","sourceIdentifier":"cret@cert.org","cvss":{"version":"3.1","score":9.8,"severity":"CRITICAL","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"},"cwe":["CWE-502"],"affected":[],"epss":{"score":0.0046,"percentile":0.38828,"date":"2026-10-22","history":[{"date":"2026-10-09","score":0.0046,"percentile":0.37868}]},"kev":{"listed":false},"exploits":{"count":0,"verified":false,"firstPublished":null,"source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[]},"verdict":{"level":"high","text":"High impact if exploited, but EPSS currently rates exploitation as unlikely (0.46%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit."},"changes":[{"kind":"scored","label":"Newly scored","at":"2026-10-08T23:00:08.000Z","detail":{"from":null,"score":"9.8","severity":"CRITICAL","fromSeverity":null},"summary":"Now scored CVSS 9.8 CRITICAL."},{"kind":"new","label":"New CVE","at":"2026-10-08T15:17:57.000Z","detail":{"score":null,"severity":null,"publishedAt":"2026-10-08T15:17:57.117Z"},"summary":"New CVE, critical severity (CVSS 9.8)."}],"references":[{"url":"https://github.com/sgl-project/sglang/tree/main","source":"cret@cert.org"},{"url":"https://m00dy.sh/notes/disabling-pickle-did-not-remove-pickle?palette=mineral","source":"cret@cert.org"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-93034","epss":"https://www.first.org/epss/","kev":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog","exploitdb":"https://www.exploit-db.com/"},"licence":"CC BY 4.0 — link back to the CVE Explorer if you publish the results; upstream data remains subject to its own terms."}