{"schema_version":"1.7.5","id":"GHSA-xxjr-mmjv-4gpg","published":"2026-01-21T23:01:22Z","modified":"2026-07-08T07:10:26.957853710Z","aliases":["CVE-2025-13465","CVE-2026-2950","GHSA-f23m-r3pf-42rh"],"related":["CGA-4chh-8c7h-pcpx"],"summary":"Lodash has Prototype Pollution Vulnerability in `_.unset` and `_.omit` functions","details":"### Impact\n\nLodash versions 4.0.0 through 4.17.22 are vulnerable to prototype pollution in the `_.unset` and `_.omit` functions. An attacker can pass crafted paths which cause Lodash to delete methods from global prototypes. \n\nThe issue permits deletion of properties but does not allow overwriting their original behavior.  \n\n### Patches\n\nThis issue is patched on 4.17.23.","affected":[{"package":{"name":"lodash","ecosystem":"npm","purl":"pkg:npm/lodash"},"ranges":[{"type":"SEMVER","events":[{"introduced":"4.0.0"},{"fixed":"4.17.23"}]}],"database_specific":{"last_known_affected_version_range":"<= 4.17.22","source":"https://github.com/github/advisory-database/blob/main/advisories/github-reviewed/2026/01/GHSA-xxjr-mmjv-4gpg/GHSA-xxjr-mmjv-4gpg.json"}},{"package":{"name":"lodash.unset","ecosystem":"npm","purl":"pkg:npm/lodash.unset"},"ranges":[{"type":"SEMVER","events":[{"introduced":"4.0.0"},{"last_affected":"4.5.2"}]}],"database_specific":{"source":"https://github.com/github/advisory-database/blob/main/advisories/github-reviewed/2026/01/GHSA-xxjr-mmjv-4gpg/GHSA-xxjr-mmjv-4gpg.json"}},{"package":{"name":"lodash-es","ecosystem":"npm","purl":"pkg:npm/lodash-es"},"ranges":[{"type":"SEMVER","events":[{"introduced":"4.0.0"},{"fixed":"4.17.23"}]}],"database_specific":{"last_known_affected_version_range":"<= 4.17.22","source":"https://github.com/github/advisory-database/blob/main/advisories/github-reviewed/2026/01/GHSA-xxjr-mmjv-4gpg/GHSA-xxjr-mmjv-4gpg.json"}},{"package":{"name":"lodash-amd","ecosystem":"npm","purl":"pkg:npm/lodash-amd"},"ranges":[{"type":"SEMVER","events":[{"introduced":"4.0.0"},{"fixed":"4.17.23"}]}],"database_specific":{"last_known_affected_version_range":"<= 4.17.22","source":"https://github.com/github/advisory-database/blob/main/advisories/github-reviewed/2026/01/GHSA-xxjr-mmjv-4gpg/GHSA-xxjr-mmjv-4gpg.json"}}],"references":[{"type":"WEB","url":"https://github.com/lodash/lodash/security/advisories/GHSA-xxjr-mmjv-4gpg"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2025-13465"},{"type":"WEB","url":"https://github.com/lodash/lodash/commit/edadd452146f7e4bad4ea684e955708931d84d81"},{"type":"WEB","url":"https://cert-portal.siemens.com/productcert/html/ssa-253495.html"},{"type":"PACKAGE","url":"https://github.com/lodash/lodash"}],"database_specific":{"cwe_ids":["CWE-1321"],"github_reviewed":true,"github_reviewed_at":"2026-01-21T23:01:22Z","nvd_published_at":"2026-01-21T20:16:05Z","severity":"MODERATE"},"severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:L"},{"type":"CVSS_V4","score":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:L/SC:H/SI:H/SA:H/E:P"}]}