{"id":"GHSA-765h-qjxv-5f44","revision":"8c5d5cec213f456882b5a751dd10bb77","records":[{"revision":"8c5d5cec213f456882b5a751dd10bb77","observedAt":"2026-10-24T13:17:17.793+00:00","statement":{"source":"osv","id":"GHSA-765h-qjxv-5f44","aliases":["CVE-2021-23383"],"title":"Prototype Pollution in handlebars","description":"The package handlebars before 4.7.7 are vulnerable to Prototype Pollution when selecting certain compiling options to compile templates coming from an untrusted source.","state":0,"publishedAt":"2022-02-10T23:51:42+00:00","modifiedAt":"2026-09-10T03:49:11.70751+00:00","affected":[{"ecosystem":"npm","name":"handlebars","ranges":[{"type":"SEMVER","events":[{"kind":"introduced","version":"0"},{"kind":"fixed","version":"4.7.7"}]}],"versions":[],"rawVersionEvidence":null}],"metrics":[{"system":"CVSS_V3","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","score":null,"severity":null},{"system":"Publisher rating","vector":null,"score":null,"severity":"CRITICAL"}],"references":["https://nvd.nist.gov/vuln/detail/CVE-2021-23383","https://github.com/handlebars-lang/handlebars.js/commit/f0589701698268578199be25285b2ebea1c1e427","https://github.com/handlebars-lang/handlebars.js","https://github.com/rubysec/ruby-advisory-db/blob/master/gems/handlebars-source/CVE-2021-23383.yml","https://security.netapp.com/advisory/ntap-20210618-0007","https://snyk.io/vuln/SNYK-JAVA-ORGWEBJARS-1279031","https://snyk.io/vuln/SNYK-JAVA-ORGWEBJARSBOWER-1279032","https://snyk.io/vuln/SNYK-JAVA-ORGWEBJARSNPM-1279030","https://snyk.io/vuln/SNYK-JS-HANDLEBARS-1279029","https://www.npmjs.com/package/handlebars"],"sourceUrl":"https://github.com/advisories/GHSA-765h-qjxv-5f44","license":"GitHub Advisory Database · CC-BY-4.0","key":"osv:GHSA-765h-qjxv-5f44","identifiers":["GHSA-765h-qjxv-5f44","CVE-2021-23383"]},"retained":false,"historicalAffected":[]}],"coverage":[]}