{"id":"GHSA-332q-7ff2-57h2","summary":"Prototype Pollution in undefsafe","details":"undefsafe before 2.0.3 is vulnerable to Prototype Pollution. The 'a' function could be tricked into adding or modifying properties of Object.prototype using a `__proto__` payload.","aliases":["CVE-2019-10795","SNYK-JS-UNDEFSAFE-548940"],"modified":"2026-09-10T03:49:16.695964690Z","published":"2022-02-09T22:34:01Z","database_specific":{"github_reviewed":true,"github_reviewed_at":"2021-04-07T21:18:46Z","nvd_published_at":"2020-02-18T16:15:00Z","cwe_ids":["CWE-74"],"severity":"MODERATE"},"references":[{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2019-10795"},{"type":"WEB","url":"https://github.com/remy/undefsafe/commit/f272681b3a50e2c4cbb6a8533795e1453382c822"},{"type":"PACKAGE","url":"https://github.com/remy/undefsafe"},{"type":"WEB","url":"https://snyk.io/vuln/SNYK-JS-UNDEFSAFE-548940"}],"affected":[{"package":{"name":"undefsafe","ecosystem":"npm","purl":"pkg:npm/undefsafe"},"ranges":[{"type":"SEMVER","events":[{"introduced":"0"},{"fixed":"2.0.3"}]}],"database_specific":{"source":"https://github.com/github/advisory-database/blob/main/advisories/github-reviewed/2022/02/GHSA-332q-7ff2-57h2/GHSA-332q-7ff2-57h2.json"}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L"}]}