{"id":"CVE-2021-25947","aliases":["EUVD-2021-1356","GHSA-m7rg-8wvq-846v"],"status":"published","title":"Prototype pollution in nestie","description":"Prototype pollution vulnerability in 'nestie' versions 0.0.0 through 1.0.0 allows an attacker to cause a denial of service and may lead to remote code execution.","severity":{"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","from":"nvd"},"epss":{"day":"2026-11-10","score":0.02961,"percentile":0.87324,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-1321","CWE-913"],"published":"2021-06-03T19:51:14Z","modified":"2026-06-17T03:42:39Z","fixes":[{"ecosystem":"npm","package":"nestie","fixed_in":["1.0.1"],"sources":["ghsa","osv"]}],"affected":[{"source":"ghsa","ecosystem":"npm","package":"nestie","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.0.1"}]}]},{"source":"osv","ecosystem":"npm","package":"nestie","ranges":[{"type":"SEMVER","events":[{"introduced":"0"},{"fixed":"1.0.1"}]}]}],"products":[{"vendor":"nestie_project","product":"nestie"}],"references":[{"url":"https://www.whitesourcesoftware.com/vulnerability-database/CVE-2021-25947","tags":["x_refsource_MISC","x_transferred","Exploit","Third Party Advisory","web"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-25947","tags":["advisory"]},{"url":"https://github.com/lukeed/nestie/commit/bc80d5898d1e5e8a3d325d355eda0c325c8dcfc2","tags":["web"]},{"url":"https://github.com/advisories/GHSA-m7rg-8wvq-846v"}],"sources":{"cve":[{"id":"CVE-2021-25947","description":"Prototype pollution vulnerability in 'nestie' versions 0.0.0 through 1.0.0 allows an attacker to cause a denial of service and may lead to remote code execution.","status":"published","published":"2021-06-03T19:51:14Z","modified":"2024-08-03T20:19:18.514Z","updated_at":"2026-11-02T14:32:59.802172Z"}],"euvd":[{"id":"EUVD-2021-1356","description":"Prototype pollution vulnerability in 'nestie' versions 0.0.0 through 1.0.0 allows an attacker to cause a denial of service and may lead to remote code execution.","status":"published","published":"2021-06-03T19:51:14Z","modified":"2024-08-03T20:19:18Z","updated_at":"2026-11-03T03:24:51.962182Z"}],"ghsa":[{"id":"GHSA-m7rg-8wvq-846v","title":"Prototype pollution in nestie","description":"Prototype pollution vulnerability in 'nestie' versions 0.0.0 through 1.0.0 allows an attacker to cause a denial of service and may lead to remote code execution.","status":"published","published":"2021-06-07T21:49:14Z","modified":"2023-08-17T05:02:30Z","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-913","CWE-1321"],"updated_at":"2026-11-02T14:37:00.074932Z"}],"nvd":[{"id":"CVE-2021-25947","description":"Prototype pollution vulnerability in 'nestie' versions 0.0.0 through 1.0.0 allows an attacker to cause a denial of service and may lead to remote code execution.","status":"published","published":"2021-06-03T20:15:08.56Z","modified":"2026-06-17T03:42:39.537Z","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","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":"2026-11-02T14:06:53.987491Z"}],"osv":[{"id":"GHSA-m7rg-8wvq-846v","title":"Prototype pollution in nestie","description":"Prototype pollution vulnerability in 'nestie' versions 0.0.0 through 1.0.0 allows an attacker to cause a denial of service and may lead to remote code execution.","status":"published","published":"2021-06-07T21:49:14Z","modified":"2023-11-08T04:05:18.139363Z","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","CWE-913"],"updated_at":"2026-11-02T15:46:51.463834Z"}]}}