{"id":"UBUNTU-CVE-2020-8203","details":"Prototype pollution attack when using _.zipObjectDeep in lodash before 4.17.20.","modified":"2026-06-09T21:15:39.328482947Z","published":"2020-07-15T17:15:00Z","related":["USN-8411-1"],"upstream":["CVE-2020-8203"],"references":[{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2020-8203"},{"type":"REPORT","url":"https://hackerone.com/reports/712065"},{"type":"REPORT","url":"https://www.cve.org/CVERecord?id=CVE-2020-8203"},{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-8411-1"}],"affected":[{"package":{"name":"node-lodash","ecosystem":"Ubuntu:Pro:18.04:LTS","purl":"pkg:deb/ubuntu/node-lodash?arch=source&distro=esm-apps%2Fbionic"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.17.4+dfsg-1ubuntu0.1~esm1"}]}],"versions":["4.17.4+dfsg-1"],"ecosystem_specific":{"binaries":[{"binary_version":"4.17.4+dfsg-1ubuntu0.1~esm1","binary_name":"libjs-lodash"},{"binary_name":"node-lodash","binary_version":"4.17.4+dfsg-1ubuntu0.1~esm1"}],"availability":"Available with Ubuntu Pro: https://ubuntu.com/pro"},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2020/UBUNTU-CVE-2020-8203.json"}},{"package":{"name":"node-lodash","ecosystem":"Ubuntu:Pro:20.04:LTS","purl":"pkg:deb/ubuntu/node-lodash?arch=source&distro=esm-apps%2Ffocal"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.17.15+dfsg-2ubuntu0.1~esm1"}]}],"versions":["4.17.11+dfsg-4","4.17.15+dfsg-2"],"ecosystem_specific":{"availability":"Available with Ubuntu Pro: https://ubuntu.com/pro","binaries":[{"binary_version":"4.17.15+dfsg-2ubuntu0.1~esm1","binary_name":"libjs-lodash"},{"binary_version":"4.17.15+dfsg-2ubuntu0.1~esm1","binary_name":"node-lodash"},{"binary_name":"node-lodash-packages","binary_version":"4.17.15+dfsg-2ubuntu0.1~esm1"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2020/UBUNTU-CVE-2020-8203.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:H"},{"type":"Ubuntu","score":"medium"}]}