{
  "affected": [
    {
      "ranges": [
        {
          "database_specific": {
            "versions": [
              {
                "introduced": "0"
              },
              {
                "fixed": "2.0.3"
              }
            ]
          },
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "9a3236c45d221969561ddb401c7a1ebae2a7c5b5"
            },
            {
              "fixed": "df846910915d59f711ce63c1f817815bceab5ff7"
            }
          ],
          "repo": "https://github.com/jquense/expr",
          "type": "GIT"
        }
      ]
    }
  ],
  "details": "The package property-expr before 2.0.3 are vulnerable to Prototype Pollution via the setter function.",
  "id": "CVE-2020-7707",
  "modified": "2026-03-15T13:50:53.535754556Z",
  "published": "2020-08-18T14:15:13.793Z",
  "references": [
    {
      "type": "FIX",
      "url": "https://github.com/jquense/expr/commit/df846910915d59f711ce63c1f817815bceab5ff7"
    },
    {
      "type": "EVIDENCE",
      "url": "https://snyk.io/vuln/SNYK-JAVA-ORGWEBJARSNPM-598857"
    },
    {
      "type": "EVIDENCE",
      "url": "https://snyk.io/vuln/SNYK-JS-PROPERTYEXPR-598800"
    }
  ],
  "related": [
    "SNYK-JAVA-ORGWEBJARSNPM-598857",
    "SNYK-JS-PROPERTYEXPR-598800"
  ],
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
      "type": "CVSS_V3"
    }
  ]
}