{
  "affected": [
    {
      "ranges": [
        {
          "database_specific": {
            "cpe": "cpe:2.3:a:open62541:open62541:*:*:*:*:*:*:*:*",
            "extracted_events": [
              {
                "introduced": "1.0.0"
              },
              {
                "fixed": "1.0.4"
              }
            ],
            "source": [
              "CPE_RANGE",
              "REFERENCES"
            ]
          },
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "bbcafda57e0f9b116282caa0b2f1613a647fdf41"
            },
            {
              "fixed": "c800e2987b10bb3af6ef644b515b5d6392f8861d"
            }
          ],
          "repo": "https://github.com/open62541/open62541",
          "type": "GIT"
        }
      ]
    }
  ],
  "database_specific": {},
  "details": "Variant_encodeJson in open62541 1.x before 1.0.4 has an out-of-bounds write for a large recursion depth.",
  "id": "CVE-2020-36429",
  "modified": "2026-07-08T05:37:58.099373807Z",
  "published": "2021-07-20T07:15:07.773Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://github.com/google/oss-fuzz-vulns/blob/main/vulns/open62541/OSV-2020-153.yaml"
    },
    {
      "type": "FIX",
      "url": "https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=20578"
    },
    {
      "type": "FIX",
      "url": "https://github.com/open62541/open62541/commit/c800e2987b10bb3af6ef644b515b5d6392f8861d"
    },
    {
      "type": "FIX",
      "url": "https://github.com/open62541/open62541/compare/v1.0.3...v1.0.4"
    }
  ],
  "severity": [
    {
      "score": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H",
      "type": "CVSS_V3"
    }
  ]
}