{"id":"CVE-2020-7742","aliases":["EUVD-2021-1030","GHSA-9mx2-prfp-8hqp","SNYK-JS-SIMPLSCHEMA-1016157"],"status":"published","title":"Prototype Pollution","description":"This affects the package simpl-schema before 1.10.2.","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":"cna","from":"cve"},"epss":{"day":"2026-11-10","score":0.01512,"percentile":0.74689,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-1321"],"published":"2020-10-07T08:55:12Z","modified":"2026-10-20T10:54:24Z","fixes":[{"ecosystem":"npm","package":"simpl-schema","fixed_in":["1.10.2"],"sources":["ghsa","osv"]}],"affected":[{"source":"ghsa","ecosystem":"npm","package":"simpl-schema","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.10.2"}]}]},{"source":"osv","ecosystem":"npm","package":"simpl-schema","ranges":[{"type":"SEMVER","events":[{"introduced":"0"},{"fixed":"1.10.2"}]}]}],"products":[{"vendor":"simpl-schema_project","product":"simpl-schema"}],"references":[{"url":"https://snyk.io/vuln/SNYK-JS-SIMPLSCHEMA-1016157","tags":["x_refsource_MISC","x_transferred","Broken Link","advisory","web"]},{"url":"https://github.com/aldeed/simpl-schema/blob/main/package/lib/utility/merge.js","tags":["x_refsource_MISC","x_transferred","Exploit","Third Party Advisory","evidence"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2020-7742","tags":["advisory"]},{"url":"https://github.com/longshotlabs/simpl-schema/commit/50128841fa7fc2d137c36a397054279144caea3d","tags":["web"]},{"url":"https://github.com/longshotlabs/simpl-schema/releases/tag/1.10.2","tags":["web"]},{"url":"https://github.com/advisories/GHSA-9mx2-prfp-8hqp"}],"sources":{"cve":[{"id":"CVE-2020-7742","title":"Prototype Pollution","description":"This affects the package simpl-schema before 1.10.2.","status":"published","published":"2020-10-07T08:55:12.285Z","modified":"2024-09-17T01:51:22.313Z","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":"cna"}],"updated_at":"2026-11-02T14:35:58.787905Z"}],"euvd":[{"id":"EUVD-2021-1030","description":"This affects the package simpl-schema before 1.10.2.","status":"published","published":"2020-10-07T08:55:12Z","modified":"2024-09-17T01:51:22Z","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":"2026-11-03T00:28:45.722533Z"}],"ghsa":[{"id":"GHSA-9mx2-prfp-8hqp","title":"Prototype Pollution in simpl-schema","description":"This affects the package simpl-schema before 1.10.2. Attacker controlled input into a schema could result in remote code execution within the scope of the surrounding application.","status":"published","published":"2021-05-10T18:38:47Z","modified":"2023-02-01T05:05:28Z","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-1321"],"updated_at":"2026-11-02T14:36:34.260786Z"}],"nvd":[{"id":"CVE-2020-7742","description":"This affects the package simpl-schema before 1.10.2.","status":"published","published":"2020-10-07T09:15:11.71Z","modified":"2026-06-17T03:25:21.857Z","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":"2.0","score":5,"vector":"AV:N/AC:L/Au:N/C:N/I:N/A:P","level":"medium","assessor":"primary"}],"updated_at":"2026-11-02T14:06:17.70091Z"}],"osv":[{"id":"CVE-2020-7742","description":"This affects the package simpl-schema before 1.10.2.","status":"published","published":"2020-10-07T09:15:11.71Z","modified":"2026-10-20T10:54:24.573797087Z","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":"2026-11-02T15:44:17.34531Z"},{"id":"GHSA-9mx2-prfp-8hqp","title":"Prototype Pollution in simpl-schema","description":"This affects the package simpl-schema before 1.10.2. Attacker controlled input into a schema could result in remote code execution within the scope of the surrounding application.","status":"published","published":"2021-05-10T18:38:47Z","modified":"2026-07-08T06:49:53.950089317Z","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-1321"],"updated_at":"2026-11-02T15:46:43.875515Z"}]}}