{"id":"CVE-2021-25941","aliases":["GHSA-v659-54cx-g4qr"],"url":"https://o3.security/vulnerability/CVE-2021-25941","summary":"Prototype Pollution in deep-override","details":"Prototype pollution vulnerability in 'deep-override' versions 1.0.0 through 1.0.1 allows an attacker to cause a denial of service and may lead to remote code execution.","published":"2021-05-14T14:15:07.817Z","modified":"2026-07-08T06:00:05.106938167Z","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":null,"affectedPackages":[{"ecosystem":"npm","name":"deep-override","fixedVersion":"1.0.2"}],"fix":{"url":"https://github.com/ASaiAnudeep/deep-override/commit/2aced17651fb684959a6e04b1465a8329b3d5268","label":"ASaiAnudeep/deep-override@2aced17"},"references":[{"type":"FIX","url":"https://github.com/ASaiAnudeep/deep-override/commit/2aced17651fb684959a6e04b1465a8329b3d5268"},{"type":"EVIDENCE","url":"https://www.whitesourcesoftware.com/vulnerability-database/CVE-2021-25941"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-07-08T06:00:05.106938167Z"}}