{
  "affected": [
    {
      "ranges": [
        {
          "database_specific": {
            "cpe": "cpe:2.3:a:wasm3_project:wasm3:0.5.0:*:*:*:*:*:*:*",
            "extracted_events": [
              {
                "introduced": "0.5.0"
              },
              {
                "last_affected": "0.5.0"
              }
            ],
            "source": "CPE_STRING"
          },
          "events": [
            {
              "introduced": "6b8bcb1e07bf26ebef09a7211b0a37a446eafd52"
            },
            {
              "last_affected": "6b8bcb1e07bf26ebef09a7211b0a37a446eafd52"
            }
          ],
          "repo": "https://github.com/wasm3/wasm3",
          "type": "GIT"
        }
      ],
      "versions": [
        "0.5.0"
      ]
    }
  ],
  "database_specific": {},
  "details": "Wasm3 0.5.0 has an out-of-bounds write in Runtime_Release (called from EvaluateExpression and InitDataSegments).",
  "id": "CVE-2021-45947",
  "modified": "2026-07-08T05:37:11.985574053Z",
  "published": "2022-01-01T00:15:08.320Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://github.com/google/oss-fuzz-vulns/blob/main/vulns/wasm3/OSV-2021-689.yaml"
    },
    {
      "type": "REPORT",
      "url": "https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=33689"
    }
  ],
  "severity": [
    {
      "score": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H",
      "type": "CVSS_V3"
    }
  ]
}