{"id":"CVE-2020-8237","aliases":["CLSA-2026-1790541837","EUVD-2021-1219","GHSA-wgfq-7857-4jcc"],"status":"published","title":"Uncontrolled Resource Consumption in json-bigint","description":"Prototype pollution in json-bigint npm package \u003c 1.0.0 may lead to a denial-of-service (DoS) attack.","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","level":"high","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-09","score":0.01708,"percentile":0.77484,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-400"],"published":"2020-09-18T20:12:51Z","modified":"2026-10-24T10:30:47Z","fixes":[{"ecosystem":"npm","package":"json-bigint","fixed_in":["1.0.0"],"sources":["ghsa","osv"]},{"ecosystem":"TuxCare:npm","package":"json-bigint","fixed_in":["0.3.1-tuxcare.1"],"sources":["osv"]}],"affected":[{"source":"ghsa","ecosystem":"npm","package":"json-bigint","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.0.0"}]}]},{"source":"osv","ecosystem":"TuxCare:npm","package":"json-bigint","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0.3.1-tuxcare.0"},{"fixed":"0.3.1-tuxcare.1"}]}],"versions":["0.3.1"]},{"source":"osv","ecosystem":"npm","package":"json-bigint","ranges":[{"type":"SEMVER","events":[{"introduced":"0"},{"fixed":"1.0.0"}]}]}],"products":[{"vendor":"json-bigint_project","product":"json-bigint"}],"references":[{"url":"https://hackerone.com/reports/916430","tags":["x_refsource_MISC","x_transferred","Exploit","Third Party Advisory","evidence","web"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2020-8237","tags":["advisory"]},{"url":"https://github.com/advisories/GHSA-wgfq-7857-4jcc"}],"sources":{"cve":[{"id":"CVE-2020-8237","description":"Prototype pollution in json-bigint npm package \u003c 1.0.0 may lead to a denial-of-service (DoS) attack.","status":"published","published":"2020-09-18T20:12:51Z","modified":"2024-08-04T09:56:27.752Z","cwes":["CWE-400"],"updated_at":"2026-11-02T14:35:50.88562Z"}],"euvd":[{"id":"EUVD-2021-1219","description":"Prototype pollution in json-bigint npm package \u003c 1.0.0 may lead to a denial-of-service (DoS) attack.","status":"published","published":"2020-09-18T20:12:51Z","modified":"2024-08-04T09:56:27Z","updated_at":"2026-11-03T03:07:57.599144Z"}],"ghsa":[{"id":"GHSA-wgfq-7857-4jcc","title":"Uncontrolled Resource Consumption in json-bigint","description":"Prototype pollution in json-bigint npm package \u003c 1.0.0 may lead to a denial-of-service (DoS) attack.","status":"published","published":"2021-05-07T16:47:19Z","modified":"2023-02-01T05:05:27Z","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"}],"cwes":["CWE-400"],"updated_at":"2026-11-02T14:36:34.260786Z"}],"nvd":[{"id":"CVE-2020-8237","description":"Prototype pollution in json-bigint npm package \u003c 1.0.0 may lead to a denial-of-service (DoS) attack.","status":"published","published":"2020-09-18T21:15:13.093Z","modified":"2026-06-17T03:26:06.55Z","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":"primary"},{"version":"2.0","score":5,"vector":"AV:N/AC:L/Au:N/C:N/I:N/A:P","level":"medium","assessor":"primary"}],"cwes":["CWE-400"],"updated_at":"2026-11-02T14:06:15.83396Z"}],"osv":[{"id":"CVE-2020-8237","description":"Prototype pollution in json-bigint npm package \u003c 1.0.0 may lead to a denial-of-service (DoS) attack.","status":"published","published":"2020-09-18T21:15:13.093Z","modified":"2026-10-24T10:30:47.849880999Z","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"}],"updated_at":"2026-11-02T15:44:17.663289Z"},{"id":"GHSA-wgfq-7857-4jcc","title":"Uncontrolled Resource Consumption in json-bigint","description":"Prototype pollution in json-bigint npm package \u003c 1.0.0 may lead to a denial-of-service (DoS) attack.","status":"published","published":"2021-05-07T16:47:19Z","modified":"2023-11-08T04:04:15.903445Z","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"}],"cwes":["CWE-400"],"updated_at":"2026-11-02T15:46:58.767335Z"},{"id":"CLSA-2026-1790541837","title":"TuxCare security update for json-bigint (1 CVE)","description":"TuxCare rebuilt json-bigint to address 1 CVE. Fixed in 0.3.1-tuxcare.1.","status":"published","published":"2026-09-27T20:43:57Z","modified":"2026-10-15T09:47:38.303703261Z","updated_at":"2026-11-02T15:43:48.65893Z"}]}}