{"id":"CVE-2020-28499","details":"All versions of package merge are vulnerable to Prototype Pollution via _recursiveMerge .","aliases":["GHSA-7wpw-2hjm-89gp"],"modified":"2026-08-27T08:40:11.496644Z","published":"2021-02-18T16:15:13.473Z","related":["SNYK-JAVA-ORGWEBJARSNPM-1071049","SNYK-JS-MERGE-1042987"],"references":[{"type":"WEB","url":"https://github.com/yeikos/js.merge/blob/master/src/index.ts%23L64"},{"type":"ADVISORY","url":"https://snyk.io/vuln/SNYK-JAVA-ORGWEBJARSNPM-1071049"},{"type":"ADVISORY","url":"https://snyk.io/vuln/SNYK-JS-MERGE-1042987"},{"type":"ADVISORY","url":"https://vuldb.com/?id.170146"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/swordev/merge","events":[{"introduced":"0"},{"fixed":"56ca75b2dd0f2820f1e08a49f62f04bbfb8c5f8f"}],"database_specific":{"cpe":"cpe:2.3:a:merge_project:merge:*:*:*:*:*:node.js:*:*","extracted_events":[{"introduced":"0"},{"fixed":"2.1.1"}],"source":"CPE_RANGE"}}],"versions":["v2.1.0","v1.2.1","v1.2.0"],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2020-28499.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"}]}