FKIE_CVE-2026-3059

Vulnerability from fkie_nvd - Published: 2026-03-12 12:15 - Updated: 2026-04-07 19:16
Severity ?
9.8 (Critical) - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Summary
SGLang's multimodal generation module is vulnerable to unauthenticated remote code execution through the ZMQ broker, which deserializes untrusted data using pickle.loads() without authentication.
References
cret@cert.orghttps://github.com/sgl-project/sglang/blob/main/python/sglang/multimodal_gen/runtime/scheduler_client.pyProduct
cret@cert.orghttps://github.com/sgl-project/sglang/pull/20904
cret@cert.orghttps://github.com/sgl-project/sglang/releases/tag/v0.5.10
cret@cert.orghttps://github.com/sgl-project/sglang/security/advisories/GHSA-3cp7-c6q2-94xrBroken Link
cret@cert.orghttps://orca.security/resources/blog/sglang-llm-framework-rce-vulnerabilities/Exploit, Mitigation, Third Party Advisory
Impacted products
Vendor Product Version
lmsys sglang *
To clipboard 

{
  "configurations": [
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:lmsys:sglang:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "2E8F6412-A923-42B6-8A44-ABE6009333E3",
              "versionEndIncluding": "0.5.9",
              "versionStartIncluding": "0.5.5",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ]
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "SGLang\u0027s multimodal generation module is vulnerable to unauthenticated remote code execution through the ZMQ broker, which deserializes untrusted data using pickle.loads() without authentication."
    },
    {
      "lang": "es",
      "value": "El m\u00f3dulo de generaci\u00f3n multimodal de SGLang es vulnerable a la ejecuci\u00f3n remota de c\u00f3digo sin autenticaci\u00f3n a trav\u00e9s del br\u00f3ker ZMQ, que deserializa datos no confiables utilizando pickle.loads() sin autenticaci\u00f3n."
    }
  ],
  "id": "CVE-2026-3059",
  "lastModified": "2026-04-07T19:16:46.820",
  "metrics": {
    "cvssMetricV31": [
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "NETWORK",
          "availabilityImpact": "HIGH",
          "baseScore": 9.8,
          "baseSeverity": "CRITICAL",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "HIGH",
          "privilegesRequired": "NONE",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
          "version": "3.1"
        },
        "exploitabilityScore": 3.9,
        "impactScore": 5.9,
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "type": "Secondary"
      }
    ]
  },
  "published": "2026-03-12T12:15:59.420",
  "references": [
    {
      "source": "cret@cert.org",
      "tags": [
        "Product"
      ],
      "url": "https://github.com/sgl-project/sglang/blob/main/python/sglang/multimodal_gen/runtime/scheduler_client.py"
    },
    {
      "source": "cret@cert.org",
      "url": "https://github.com/sgl-project/sglang/pull/20904"
    },
    {
      "source": "cret@cert.org",
      "url": "https://github.com/sgl-project/sglang/releases/tag/v0.5.10"
    },
    {
      "source": "cret@cert.org",
      "tags": [
        "Broken Link"
      ],
      "url": "https://github.com/sgl-project/sglang/security/advisories/GHSA-3cp7-c6q2-94xr"
    },
    {
      "source": "cret@cert.org",
      "tags": [
        "Exploit",
        "Mitigation",
        "Third Party Advisory"
      ],
      "url": "https://orca.security/resources/blog/sglang-llm-framework-rce-vulnerabilities/"
    }
  ],
  "sourceIdentifier": "cret@cert.org",
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-502"
        }
      ],
      "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
      "type": "Secondary"
    }
  ]
}


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