{"id":"GHSA-f9cv-665r-275h","summary":"Prototype Pollution in merge-change","details":"All current versions of package merge-change are vulnerable to Prototype Pollution via the utils.set function.","aliases":["CVE-2021-23421"],"modified":"2023-11-08T04:05:08.682361Z","published":"2021-09-01T18:36:01Z","database_specific":{"github_reviewed_at":"2021-08-30T19:27:27Z","nvd_published_at":"2021-08-11T18:15:00Z","cwe_ids":["CWE-915"],"severity":"CRITICAL","github_reviewed":true},"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"}],"affected":[{"package":{"name":"merge-change","ecosystem":"npm","purl":"pkg:npm/merge-change"},"ranges":[{"type":"SEMVER","events":[{"introduced":"0"},{"last_affected":"1.8.1"}]}],"database_specific":{"source":"https://github.com/github/advisory-database/blob/main/advisories/github-reviewed/2021/09/GHSA-f9cv-665r-275h/GHSA-f9cv-665r-275h.json"}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"}]}