{"id":"CVE-2020-7742","aliases":["GHSA-9mx2-prfp-8hqp","SNYK-JS-SIMPLSCHEMA-1016157"],"url":"https://o3.security/vulnerability/CVE-2020-7742","summary":"Prototype Pollution in simpl-schema","details":"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.","published":"2020-10-07T09:15:11.710Z","modified":"2026-08-27T08:14:50.727767Z","cvss":{"score":7.5,"severity":"HIGH","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"},"epss":null,"cisaKev":null,"exploitsKnown":null,"affectedPackages":[{"ecosystem":"npm","name":"simpl-schema","fixedVersion":"1.10.2"}],"fix":{"url":"https://github.com/longshotlabs/simpl-schema/commit/50128841fa7fc2d137c36a397054279144caea3d","label":"longshotlabs/simpl-schema@5012884"},"references":[{"type":"ADVISORY","url":"https://snyk.io/vuln/SNYK-JS-SIMPLSCHEMA-1016157"},{"type":"EVIDENCE","url":"https://github.com/aldeed/simpl-schema/blob/main/package/lib/utility/merge.js"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2020-7742"},{"type":"WEB","url":"https://github.com/longshotlabs/simpl-schema/commit/50128841fa7fc2d137c36a397054279144caea3d"},{"type":"WEB","url":"https://github.com/longshotlabs/simpl-schema/releases/tag/1.10.2"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-08-27T08:14:50.727767Z"}}