{"id":"CVE-2023-26139","aliases":["EUVD-2023-2296","GHSA-gpvc-mx6g-cchv"],"status":"published","title":"underscore-keypath vulnerable to Prototype Pollution","description":"Versions of the package underscore-keypath from 0.0.11 are vulnerable to Prototype Pollution via the name argument of the setProperty() function. Exploiting this vulnerability is possible due to improper input sanitization which allows the usage of arguments like “__proto__”.","severity":{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:P","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-11","score":0.00886,"percentile":0.59684,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-1321"],"published":"2023-08-01T05:00:01Z","modified":"2026-06-17T05:42:45Z","affected":[{"source":"ghsa","ecosystem":"npm","package":"underscore-keypath","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0.0.11"},{"last_affected":"0.9.3"}]}]},{"source":"osv","ecosystem":"npm","package":"underscore-keypath","ranges":[{"type":"SEMVER","events":[{"introduced":"0.0.11"},{"last_affected":"0.9.3"}]}]}],"products":[{"vendor":"underscore-keypath_project","product":"underscore-keypath"}],"references":[{"url":"https://security.snyk.io/vuln/SNYK-JS-UNDERSCOREKEYPATH-5416714","tags":["x_transferred","Third Party Advisory","web"]},{"url":"https://gist.github.com/lelecolacola123/cc0d1e73780127aea9482c05f2ff3252","tags":["x_transferred","Third Party Advisory","web"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2023-26139","tags":["advisory"]},{"url":"https://github.com/advisories/GHSA-gpvc-mx6g-cchv"},{"url":"https://github.com/jeeeyul/underscore-keypath","tags":["package"]}],"sources":{"cve":[{"id":"CVE-2023-26139","description":"Versions of the package underscore-keypath from 0.0.11 are vulnerable to Prototype Pollution via the name argument of the setProperty() function. Exploiting this vulnerability is possible due to improper input sanitization which allows the usage of arguments like “__proto__”.","status":"published","published":"2023-08-01T05:00:01.066Z","modified":"2024-10-17T18:59:07.871Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:P","level":"high","assessor":"cna"}],"cwes":["CWE-1321"],"updated_at":"2026-11-02T14:35:15.434947Z"}],"euvd":[{"id":"EUVD-2023-2296","description":"Versions of the package underscore-keypath from 0.0.11 are vulnerable to Prototype Pollution via the name argument of the setProperty() function. Exploiting this vulnerability is possible due to improper input sanitization which allows the usage of arguments like “__proto__”.","status":"published","published":"2023-08-01T05:00:01Z","modified":"2024-10-17T18:59:07Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:P","level":"high"}],"updated_at":"2026-11-03T00:27:33.264541Z"}],"ghsa":[{"id":"GHSA-gpvc-mx6g-cchv","title":"underscore-keypath vulnerable to Prototype Pollution","description":"Versions of the package underscore-keypath from 0.0.11 are vulnerable to Prototype Pollution via the name argument of the `setProperty()` function. Exploiting this vulnerability is possible due to improper input sanitization which allows the usage of arguments like `__proto__`.","status":"published","published":"2023-08-01T06:30:15Z","modified":"2023-11-29T22:34:02Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high"}],"cwes":["CWE-1321"],"updated_at":"2026-11-02T14:37:23.843848Z"}],"nvd":[{"id":"CVE-2023-26139","description":"Versions of the package underscore-keypath from 0.0.11 are vulnerable to Prototype Pollution via the name argument of the setProperty() function. Exploiting this vulnerability is possible due to improper input sanitization which allows the usage of arguments like “__proto__”.","status":"published","published":"2023-08-01T05:15:34.843Z","modified":"2026-06-17T05:42:45.9Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high","assessor":"secondary"},{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high","assessor":"primary"}],"cwes":["CWE-1321"],"updated_at":"2026-11-02T14:08:18.687088Z"}],"osv":[{"id":"GHSA-gpvc-mx6g-cchv","title":"underscore-keypath vulnerable to Prototype Pollution","description":"Versions of the package underscore-keypath from 0.0.11 are vulnerable to Prototype Pollution via the name argument of the `setProperty()` function. Exploiting this vulnerability is possible due to improper input sanitization which allows the usage of arguments like `__proto__`.","status":"published","published":"2023-08-01T06:30:15Z","modified":"2023-11-08T04:11:59.62173Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high"}],"cwes":["CWE-1321"],"updated_at":"2026-11-02T15:46:48.191583Z"}]}}