{
  "affected": [
    {
      "ranges": [
        {
          "database_specific": {
            "extracted_events": [
              {
                "introduced": "0.5.10"
              },
              {
                "last_affected": "0.5.10"
              }
            ],
            "source": [
              "AFFECTED_FIELD",
              "REFERENCES"
            ]
          },
          "events": [
            {
              "introduced": "1519acf37c23f2189adb93f57ca9cd2db1bebf18"
            },
            {
              "fixed": "1519acf37c23f2189adb93f57ca9cd2db1bebf18"
            }
          ],
          "repo": "https://github.com/sgl-project/sglang",
          "type": "GIT"
        }
      ],
      "versions": [
        "0.5.10"
      ]
    }
  ],
  "database_specific": {
    "cna_assigner": "certcc",
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/3xxx/CVE-2026-3989.json"
  },
  "details": "SGLangs `replay_request_dump.py` contains an insecure pickle.load() without validation and proper deserialization. An attacker can take advantage of this by providing a malicious .pkl file, which will execute the attackers code on the device running the script.",
  "id": "CVE-2026-3989",
  "modified": "2026-07-15T01:49:16.175644998Z",
  "published": "2026-03-12T11:37:48.314Z",
  "references": [
    {
      "type": "WEB",
      "url": "https://github.com/sgl-project/sglang/blob/main/scripts/playground/replay_request_dump.py"
    },
    {
      "type": "WEB",
      "url": "https://github.com/sgl-project/sglang/releases/tag/v0.5.10"
    },
    {
      "type": "ADVISORY",
      "url": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/3xxx/CVE-2026-3989.json"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-3989"
    },
    {
      "type": "FIX",
      "url": "https://github.com/sgl-project/sglang/pull/20904"
    },
    {
      "type": "ARTICLE",
      "url": "https://orca.security/resources/blog/sglang-llm-framework-rce-vulnerabilities/"
    }
  ],
  "schema_version": "1.8.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H",
      "type": "CVSS_V3"
    }
  ],
  "summary": "CVE-2026-3989"
}