{"id":"GHSA-282f-qqgm-c34q","summary":"Prototype Pollution in node-jsonpointer","details":"This affects the package `jsonpointer` before `5.0.0`. A type confusion vulnerability can lead to a bypass of a previous Prototype Pollution fix when the pointer components are arrays.","aliases":["CVE-2021-23807"],"modified":"2026-08-24T00:34:19.423398404Z","published":"2021-11-08T17:44:45Z","database_specific":{"nvd_published_at":"2021-11-03T18:15:00Z","cwe_ids":["CWE-1321","CWE-843"],"severity":"MODERATE","github_reviewed":true,"github_reviewed_at":"2021-11-04T16:58:08Z"},"references":[{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2021-23807"},{"type":"WEB","url":"https://github.com/janl/node-jsonpointer/pull/51"},{"type":"WEB","url":"https://github.com/janl/node-jsonpointer/commit/a0345f3550cd9c4d89f33b126390202b89510ad4"},{"type":"PACKAGE","url":"https://github.com/janl/node-jsonpointer"},{"type":"WEB","url":"https://snyk.io/vuln/SNYK-JAVA-ORGWEBJARSNPM-1910273"},{"type":"WEB","url":"https://snyk.io/vuln/SNYK-JS-JSONPOINTER-1577288"}],"affected":[{"package":{"name":"jsonpointer","ecosystem":"npm","purl":"pkg:npm/jsonpointer"},"ranges":[{"type":"SEMVER","events":[{"introduced":"0"},{"fixed":"5.0.0"}]}],"database_specific":{"source":"https://github.com/github/advisory-database/blob/main/advisories/github-reviewed/2021/11/GHSA-282f-qqgm-c34q/GHSA-282f-qqgm-c34q.json"}},{"package":{"name":"org.webjars.npm:json-pointer","ecosystem":"npm","purl":"pkg:npm/org.webjars.npm:json-pointer"},"ranges":[{"type":"SEMVER","events":[{"introduced":"0"},{"fixed":"5.0.0"}]}],"database_specific":{"source":"https://github.com/github/advisory-database/blob/main/advisories/github-reviewed/2021/11/GHSA-282f-qqgm-c34q/GHSA-282f-qqgm-c34q.json"}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:L"}]}