{"id":"CVE-2021-23413","details":"This affects the package jszip before 3.7.0. Crafting a new zip file with filenames set to Object prototype values (e.g __proto__, toString, etc) results in a returned object with a modified prototype instance.","aliases":["GHSA-jg8v-48h5-wgxg"],"modified":"2026-07-08T21:27:01.368119Z","published":"2021-07-25T13:15:07.390Z","related":["SNYK-JAVA-ORGWEBJARS-1251499","SNYK-JAVA-ORGWEBJARSNPM-1251498","SNYK-JS-JSZIP-1251497"],"references":[{"type":"WEB","url":"https://github.com/Stuk/jszip/blob/master/lib/object.js%23L88"},{"type":"ADVISORY","url":"https://github.com/Stuk/jszip/pull/766"},{"type":"FIX","url":"https://github.com/Stuk/jszip/commit/22357494f424178cb416cdb7d93b26dd4f824b36"},{"type":"FIX","url":"https://snyk.io/vuln/SNYK-JAVA-ORGWEBJARS-1251499"},{"type":"FIX","url":"https://snyk.io/vuln/SNYK-JAVA-ORGWEBJARSNPM-1251498"},{"type":"FIX","url":"https://snyk.io/vuln/SNYK-JS-JSZIP-1251497"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/stuk/jszip","events":[{"introduced":"0"},{"fixed":"e5b3f0ddaa8182cd6ea253e97f678b9f36d0d8ac"},{"fixed":"22357494f424178cb416cdb7d93b26dd4f824b36"}],"database_specific":{"extracted_events":[{"introduced":"0"},{"fixed":"3.7.0"}],"source":["CPE_RANGE","REFERENCES"],"cpe":"cpe:2.3:a:jszip_project:jszip:*:*:*:*:*:node.js:*:*"}}],"versions":["v3.6.0","v3.5.0","v3.4.0","v3.3.0","v3.2.2","v3.2.1","v3.2.0","v2.5.0","v1.0.1","v1.0.0"],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2021-23413.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L"}]}