{"id":"CVE-2022-25352","aliases":["EUVD-2022-1577","GHSA-x5m8-2r8v-8f97","SNYK-JS-LIBNESTED-2342117"],"status":"published","title":"Prototype Pollution","description":"The package libnested before 1.5.2 are vulnerable to Prototype Pollution via the set function in index.js. **Note:** This vulnerability derives from an incomplete fix for [CVE-2020-28283](https://security.snyk.io/vuln/SNYK-JS-LIBNESTED-1054930)","severity":{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:P","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-09","score":0.02061,"percentile":0.81478,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-1321"],"published":"2022-03-17T11:20:50Z","modified":"2026-10-28T02:30:20Z","fixes":[{"ecosystem":"npm","package":"libnested","fixed_in":["1.5.2"],"sources":["ghsa","osv"]}],"affected":[{"source":"ghsa","ecosystem":"npm","package":"libnested","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.5.2"}]}]},{"source":"osv","ecosystem":"npm","package":"libnested","ranges":[{"type":"SEMVER","events":[{"introduced":"0"},{"fixed":"1.5.2"}]}]}],"products":[{"vendor":"libnested_project","product":"libnested"}],"references":[{"url":"https://snyk.io/vuln/SNYK-JS-LIBNESTED-2342117","tags":["x_refsource_MISC","x_transferred","Exploit","Patch","Third Party Advisory","advisory","web"]},{"url":"https://github.com/dominictarr/libnested/blob/master/index.js%23L22","tags":["x_refsource_MISC","x_transferred","Broken Link","web"]},{"url":"https://github.com/dominictarr/libnested/commit/c1129865d75fbe52b5a4f755ad3110ca5420f2e1","tags":["x_refsource_MISC","x_transferred","Patch","Third Party Advisory","fix","web"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2022-25352","tags":["advisory"]},{"url":"https://github.com/advisories/GHSA-x5m8-2r8v-8f97"},{"url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/25xxx/CVE-2022-25352.json","tags":["advisory"]},{"url":"https://github.com/dominictarr/libnested","tags":["package"]}],"sources":{"cve":[{"id":"CVE-2022-25352","title":"Prototype Pollution","description":"The package libnested before 1.5.2 are vulnerable to Prototype Pollution via the set function in index.js. **Note:** This vulnerability derives from an incomplete fix for [CVE-2020-28283](https://security.snyk.io/vuln/SNYK-JS-LIBNESTED-1054930)","status":"published","published":"2022-03-17T11:20:50.476Z","modified":"2024-09-17T02:37:23.733Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:P","level":"high","assessor":"cna"}],"updated_at":"2026-11-02T14:34:28.707644Z"}],"euvd":[{"id":"EUVD-2022-1577","description":"The package libnested before 1.5.2 are vulnerable to Prototype Pollution via the set function in index.js. **Note:** This vulnerability derives from an incomplete fix for [CVE-2020-28283](https://security.snyk.io/vuln/SNYK-JS-LIBNESTED-1054930)","status":"published","published":"2022-03-17T11:20:50Z","modified":"2024-09-17T02:37:23Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:P","level":"high"}],"updated_at":"2026-11-03T00:28:38.75517Z"}],"ghsa":[{"id":"GHSA-x5m8-2r8v-8f97","title":"Prototype Pollution in libnested","description":"The package libnested before 1.5.2 are vulnerable to Prototype Pollution via the set function in index.js. **Note:** This vulnerability derives from an incomplete fix for [CVE-2020-28283](https://security.snyk.io/vuln/SNYK-JS-LIBNESTED-1054930)","status":"published","published":"2022-03-18T00:01:11Z","modified":"2023-01-27T05:00:56Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical"}],"cwes":["CWE-1321"],"updated_at":"2026-11-02T14:36:15.574072Z"}],"nvd":[{"id":"CVE-2022-25352","description":"The package libnested before 1.5.2 are vulnerable to Prototype Pollution via the set function in index.js. **Note:** This vulnerability derives from an incomplete fix for [CVE-2020-28283](https://security.snyk.io/vuln/SNYK-JS-LIBNESTED-1054930)","status":"published","published":"2022-03-17T12:15:08.19Z","modified":"2026-06-17T04:33:26.53Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high","assessor":"secondary"},{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"primary"},{"version":"2.0","score":7.5,"vector":"AV:N/AC:L/Au:N/C:P/I:P/A:P","level":"high","assessor":"primary"}],"cwes":["CWE-1321"],"updated_at":"2026-11-02T14:07:14.24948Z"}],"osv":[{"id":"CVE-2022-25352","title":"Prototype Pollution","description":"The package libnested before 1.5.2 are vulnerable to Prototype Pollution via the set function in index.js. **Note:** This vulnerability derives from an incomplete fix for [CVE-2020-28283](https://security.snyk.io/vuln/SNYK-JS-LIBNESTED-1054930)","status":"published","published":"2022-03-17T11:20:50.476Z","modified":"2026-10-28T02:30:20.824758971Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:P","level":"high"}],"updated_at":"2026-11-02T15:44:24.758293Z"},{"id":"GHSA-x5m8-2r8v-8f97","title":"Prototype Pollution in libnested","description":"The package libnested before 1.5.2 are vulnerable to Prototype Pollution via the set function in index.js. **Note:** This vulnerability derives from an incomplete fix for [CVE-2020-28283](https://security.snyk.io/vuln/SNYK-JS-LIBNESTED-1054930)","status":"published","published":"2022-03-18T00:01:11Z","modified":"2026-07-08T06:50:03.804652388Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical"}],"cwes":["CWE-1321"],"updated_at":"2026-11-02T15:46:59.484835Z"}]}}