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Critical

Security advisory

Type: advisorySources: OSVCVE: CVE-2026-3060

SGLang' encoder parallel disaggregation system is vulnerable to unauthenticated remote code execution through the disaggregation module, which deserializes untrusted data using pickle.loads() without authentication.

Products
Not specified
Affected versions
Not specified
Fixed versions
Not specified
CVEs
CVE-2026-3060
Confirmed fixed CVEs
Not specified
Updated in this feed
7 Nov 2026, 08:35 UTC · Revision 1

Source evidence

CVE-2026-3060

core-osv · Original source

Published 12 Mar 2026, 11:37 UTC

SGLang' encoder parallel disaggregation system is vulnerable to unauthenticated remote code execution through the disaggregation module, which deserializes untrusted data using pickle.loads() without authentication.

osv:CVE-2026-3060
Complete source record
{
  "id": "b4205603e7f5c00422347d118c6b366316153d43cfcd5ce2a30925668aaa8f5b",
  "url": "https://osv.dev/vulnerability/CVE-2026-3060",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "CVE-2026-3060",
    "summary": "SGLang' encoder parallel disaggregation system is vulnerable to unauthenticated remote code execution through the disaggregation module, which deserializes untrusted data using pickle.loads() without authentication.",
    "evidence": "osv:CVE-2026-3060",
    "products": [],
    "severity": "critical",
    "structured": {
      "id": "CVE-2026-3060",
      "aliases": [
        "CVE-2026-3060",
        "GHSA-jx93-g359-86wm",
        "PYSEC-2026-537"
      ],
      "metrics": [
        {
          "type": "CVSS_V3",
          "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"
        }
      ],
      "affected": [
        {
          "ranges": [
            {
              "repo": "https://github.com/sgl-project/sglang",
              "type": "GIT",
              "events": [
                {
                  "introduced": "0c006b8809cd99e1f95926401a2823dd952641c8"
                },
                {
                  "fixed": "1519acf37c23f2189adb93f57ca9cd2db1bebf18"
                }
              ],
              "database_specific": {
                "extracted_events": [
                  {
                    "cpe": "cpe:2.3:a:lmsys:sglang:*:*:*:*:*:*:*:*",
                    "range": [
                      {
                        "introduced": "0.5.5"
                      },
                      {
                        "last_affected": "0.5.9"
                      }
                    ],
                    "source": "CPE_RANGE"
                  },
                  {
                    "range": [
                      {
                        "fixed": "1519acf37c23f2189adb93f57ca9cd2db1bebf18"
                      }
                    ],
                    "source": "REFERENCES_TAG",
                    "original_tag": "v0.5.10"
                  }
                ]
              }
            }
          ],
          "versions": [
            "0.5.10",
            "gateway-v0.3.1",
            "gateway-v0.3.0",
            "v0.5.6.post2",
            "gateway-v0.2.4",
            "v0.5.6.post1",
            "v0.5.6",
            "v0.5.5",
            "v0.5.5.post3",
            "gateway-v0.2.3",
            "v0.5.5.post2",
            "v0.5.5.post1"
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-3060.json"
          }
        }
      ],
      "modified": "2026-10-28T02:30:50.291470492Z",
      "provider": "osv",
      "references": [
        "https://github.com/sgl-project/sglang/blob/main/python/sglang/srt/disaggregation/encode_receiver.py",
        "https://github.com/sgl-project/sglang/releases/tag/v0.5.10",
        "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/3xxx/CVE-2026-3060.json",
        "https://nvd.nist.gov/vuln/detail/CVE-2026-3060",
        "https://github.com/sgl-project/sglang/pull/20904",
        "https://orca.security/resources/blog/sglang-llm-framework-rce-vulnerabilities/"
      ],
      "provider_metadata": {
        "cna_assigner": "certcc",
        "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/3xxx/CVE-2026-3060.json"
      }
    },
    "related_cves": [
      {
        "value": "CVE-2026-3060",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 518774,
  "published_at": "2026-03-12T11:37:37.009+00:00"
}