{"id":"CVE-2021-23421","aliases":[],"url":"https://o3.security/vulnerability/CVE-2021-23421","summary":"Prototype Pollution in merge-change","details":"All current versions of package merge-change are vulnerable to Prototype Pollution via the utils.set function.","published":"2021-09-01T18:36:01Z","modified":"2023-11-08T04:05:08.682361Z","cvss":{"score":9.8,"severity":"CRITICAL","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"},"epss":null,"cisaKev":null,"exploitsKnown":1,"affectedPackages":[{"ecosystem":"npm","name":"merge-change","fixedVersion":null}],"fix":null,"references":[{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2021-23421"},{"type":"PACKAGE","url":"https://github.com/VladimirShestakov/merge-change"},{"type":"WEB","url":"https://github.com/VladimirShestakov/merge-change/blob/9901f145e06158f284f52de42e6ba5b0f702fb65/utils.js#L89-L123"},{"type":"WEB","url":"https://snyk.io/vuln/SNYK-JS-MERGECHANGE-1310985"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2023-11-08T04:05:08.682361Z"}}