advisory-database/advisories/unreviewed/2026/07/GHSA-crf3-v9rr-v7hj/GHSA-crf3-v9rr-v7hj.json at 73e5718a5b647612d0bef1c371c167386ea5a5f9 · github/advisory-database · GitHub

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{
  "schema_version": "1.4.0",
  "id": "GHSA-crf3-v9rr-v7hj",
  "modified": "2026-07-23T09:32:08Z",
  "published": "2026-07-23T09:32:01Z",
  "aliases": [
    "CVE-2026-16723"
  ],
  "summary": "Remote Code Execution in fastjson 1.2.68–1.2.83",
  "details": "A remote code execution (RCE) vulnerability exists in fastjson 1.2.68 through 1.2.83. This vulnerability is exploitable under fastjson's stock default configuration — no AutoType enablement required, no classpath gadget required.",
  "severity": [
    {
      "type": "CVSS_V3",
      "score": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H"
    }
  ],
  "affected": [
    {
      "package": {
        "ecosystem": "Maven",
        "name": "com.alibaba:fastjson"
      },
      "ranges": [
        {
          "type": "ECOSYSTEM",
          "events": [
            {
              "introduced": "1.2.68"
            },
            {
              "last_affected": "1.2.83"
            }
          ]
        }
      ]
    }
  ],
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-16723"
    },
    {
      "type": "PACKAGE",
      "url": "https://github.com/alibaba/fastjson2"
    },
    {
      "type": "WEB",
      "url": "https://github.com/alibaba/fastjson2/wiki/Security-Advisory:-Remote-Code-Execution-in-fastjson-1.2.68%E2%80%931.2.83"
    }
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-20"
    ],
    "severity": "CRITICAL",
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2026-07-23T09:16:26Z"
  }
}