{"id":"CVE-2020-7641","aliases":["EUVD-2022-6228","GHSA-4hq8-jgr8-mw9j"],"status":"published","title":"Prototype Pollution","description":"This affects all versions of package grunt-util-property. The function call could be tricked into adding or modifying properties of Object.prototype using a __proto__ payload.","severity":{"version":"3.1","score":4,"vector":"CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:L/E:P/RL:U/RC:C","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-08","score":0.00379,"percentile":0.32187,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-1321"],"published":"2022-07-17T08:40:09Z","modified":"2026-06-17T03:25:10Z","affected":[{"source":"ghsa","ecosystem":"npm","package":"grunt-util-property","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"last_affected":"0.0.2"}]}]},{"source":"osv","ecosystem":"npm","package":"grunt-util-property","ranges":[{"type":"SEMVER","events":[{"introduced":"0"},{"last_affected":"0.0.2"}]}]}],"products":[{"vendor":"grunt-util-property_project","product":"grunt-util-property"}],"references":[{"url":"https://security.snyk.io/vuln/SNYK-JS-GRUNTUTILPROPERTY-565088","tags":["x_refsource_MISC","x_transferred","Exploit","Third Party Advisory","web"]},{"url":"https://github.com/mikaelkaron/grunt-util-property/blob/master/main.js%23L41","tags":["x_refsource_MISC","x_transferred","Broken Link","Third Party Advisory","web"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2020-7641","tags":["advisory"]},{"url":"https://github.com/advisories/GHSA-4hq8-jgr8-mw9j"},{"url":"https://github.com/mikaelkaron/grunt-util-property","tags":["package"]}],"sources":{"cve":[{"id":"CVE-2020-7641","title":"Prototype Pollution","description":"This affects all versions of package grunt-util-property. The function call could be tricked into adding or modifying properties of Object.prototype using a __proto__ payload.","status":"published","published":"2022-07-17T08:40:09.666Z","modified":"2024-09-17T03:52:56.207Z","cvss":[{"version":"3.1","score":4,"vector":"CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:L/E:P/RL:U/RC:C","level":"medium","assessor":"cna"}],"updated_at":"2026-11-02T14:35:58.331892Z"}],"euvd":[{"id":"EUVD-2022-6228","description":"This affects all versions of package grunt-util-property. The function call could be tricked into adding or modifying properties of Object.prototype using a __proto__ payload.","status":"published","published":"2022-07-17T08:40:09Z","modified":"2024-09-17T03:52:56Z","cvss":[{"version":"3.1","score":4,"vector":"CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:L/E:P/RL:U/RC:C","level":"medium"}],"updated_at":"2026-11-03T00:28:28.016201Z"}],"ghsa":[{"id":"GHSA-4hq8-jgr8-mw9j","title":"grunt-util-property 0.0.2 function call can add/modify properties of Object.prototype using a __proto__ payload","description":"This affects all versions of package grunt-util-property. The function call could be tricked into adding or modifying properties of `Object.prototype` using a `__proto__` payload.","status":"published","published":"2022-07-18T00:00:33Z","modified":"2023-01-27T05:05:50Z","cvss":[{"version":"3.1","score":7.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"cwes":["CWE-1321"],"updated_at":"2026-11-02T14:36:21.8171Z"}],"nvd":[{"id":"CVE-2020-7641","description":"This affects all versions of package grunt-util-property. The function call could be tricked into adding or modifying properties of Object.prototype using a __proto__ payload.","status":"published","published":"2022-07-17T09:15:07.967Z","modified":"2026-06-17T03:25:10Z","cvss":[{"version":"3.1","score":4,"vector":"CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:L","level":"medium","assessor":"secondary"},{"version":"3.1","score":7.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"primary"}],"cwes":["CWE-1321"],"updated_at":"2026-11-02T14:06:46.951463Z"}],"osv":[{"id":"GHSA-4hq8-jgr8-mw9j","title":"grunt-util-property 0.0.2 function call can add/modify properties of Object.prototype using a __proto__ payload","description":"This affects all versions of package grunt-util-property. The function call could be tricked into adding or modifying properties of `Object.prototype` using a `__proto__` payload.","status":"published","published":"2022-07-18T00:00:33Z","modified":"2023-11-08T04:04:02.204191Z","cvss":[{"version":"3.1","score":7.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"cwes":["CWE-1321"],"updated_at":"2026-11-02T15:46:37.148947Z"}]}}