{"id":"CVE-2020-7723","aliases":["EUVD-2021-1182","GHSA-rj5f-7c8x-gjg4"],"status":"published","title":"Prototype Pollution","description":"All versions of package promisehelpers are vulnerable to Prototype Pollution via the insert function.","severity":{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:P/RL:O/RC:C","level":"critical","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-09","score":0.01916,"percentile":0.80008,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-1321"],"published":"2020-09-01T09:45:17Z","modified":"2026-06-17T03:25:19Z","affected":[{"source":"ghsa","ecosystem":"npm","package":"promisehelpers","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"last_affected":"0.0.5"}]}]},{"source":"osv","ecosystem":"npm","package":"promisehelpers","ranges":[{"type":"SEMVER","events":[{"introduced":"0"},{"last_affected":"0.0.5"}]}]}],"products":[{"vendor":"yola","product":"promisehelpers"}],"references":[{"url":"https://snyk.io/vuln/SNYK-JS-PROMISEHELPERS-598686","tags":["x_refsource_MISC","x_transferred","Exploit","Third Party Advisory","web"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2020-7723","tags":["advisory"]},{"url":"https://github.com/advisories/GHSA-rj5f-7c8x-gjg4"}],"sources":{"cve":[{"id":"CVE-2020-7723","title":"Prototype Pollution","description":"All versions of package promisehelpers are vulnerable to Prototype Pollution via the insert function.","status":"published","published":"2020-09-01T09:45:17.168Z","modified":"2024-09-16T17:09:16.209Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:P/RL:O/RC:C","level":"critical","assessor":"cna"}],"updated_at":"2026-11-02T14:35:58.787905Z"}],"euvd":[{"id":"EUVD-2021-1182","description":"All versions of package promisehelpers are vulnerable to Prototype Pollution via the insert function.","status":"published","published":"2020-09-01T09:45:17Z","modified":"2024-09-16T17:09:16Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:P/RL:O/RC:C","level":"critical"}],"updated_at":"2026-11-03T00:55:44.31512Z"}],"ghsa":[{"id":"GHSA-rj5f-7c8x-gjg4","title":"Prototype Pollution in promisehelpers","description":"All versions of package promisehelpers up to and including version 0.0.5 are vulnerable to Prototype Pollution via the insert function.","status":"published","published":"2021-05-06T18:26:07Z","modified":"2023-02-01T05:05:28Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical"}],"cwes":["CWE-1321"],"updated_at":"2026-11-02T14:36:34.260786Z"}],"nvd":[{"id":"CVE-2020-7723","description":"All versions of package promisehelpers are vulnerable to Prototype Pollution via the insert function.","status":"published","published":"2020-09-01T10:15:10.827Z","modified":"2026-06-17T03:25:19.953Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"secondary"},{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"primary"},{"version":"2.0","score":7.5,"vector":"AV:N/AC:L/Au:N/C:P/I:P/A:P","level":"high","assessor":"primary"}],"cwes":["CWE-1321"],"updated_at":"2026-11-02T14:06:13.600965Z"}],"osv":[{"id":"GHSA-rj5f-7c8x-gjg4","title":"Prototype Pollution in promisehelpers","description":"All versions of package promisehelpers up to and including version 0.0.5 are vulnerable to Prototype Pollution via the insert function.","status":"published","published":"2021-05-06T18:26:07Z","modified":"2023-11-08T04:04:06.967805Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical"}],"cwes":["CWE-1321"],"updated_at":"2026-11-02T15:46:55.877614Z"}]}}