{"id":"CVE-2018-3722","details":"merge-deep node module before 3.0.1 suffers from a Modification of Assumed-Immutable Data (MAID) vulnerability, which allows a malicious user to modify the prototype of \"Object\" via __proto__, causing the addition or modification of an existing property that will exist on all objects.","aliases":["GHSA-9g9w-hmvj-5h57"],"modified":"2026-04-11T21:32:29.595242Z","published":"2018-06-07T02:29:08.363Z","references":[{"type":"FIX","url":"https://github.com/jonschlinkert/merge-deep/commit/2c33634da7129a5aefcc262d2fec2e72224404e5"},{"type":"EVIDENCE","url":"https://hackerone.com/reports/310708"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/jonschlinkert/merge-deep","events":[{"introduced":"0"},{"fixed":"209ed07aec07e87f1f7cda828056e5283f2df7e0"},{"fixed":"2c33634da7129a5aefcc262d2fec2e72224404e5"}],"database_specific":{"cpe":"cpe:2.3:a:merge-deep_project:merge-deep:*:*:*:*:*:node.js:*:*","extracted_events":[{"introduced":"0"},{"fixed":"3.0.1"}],"source":["CPE_FIELD","REFERENCES"]}}],"versions":["0.1.5","1.0.1","1.0.3","2.0.1","2.0.2","3.0.0","v0.1.3","v1.0.3"],"database_specific":{"source":"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2018-3722.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H"}]}