{"id":"CVE-2026-112309","aliases":[],"url":"https://o3.security/vulnerability/CVE-2026-112309","summary":"@rvf/set-get before 7.0.4 contains a prototype pollution vulnerability in setPath that allows unauthenticated attackers to overwrite properties of shared built-in functions via inherited…","details":"@rvf/set-get before 7.0.4 contains a prototype pollution vulnerability in setPath that allows unauthenticated attackers to overwrite properties of shared built-in functions via inherited Object.prototype methods. Attackers can submit a form field named hasOwnProperty.call through @rvf/core form parsing to replace the shared function property, causing process-wide denial of service until restart.","published":"2026-10-19T16:17:07.050","modified":"2026-10-19T16:17:07.050","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":[],"fix":{"url":"https://github.com/airjp73/rvf/commit/4a5e118667549ac41f065b4cfa80b995841c3811","label":"airjp73/rvf@4a5e118"},"references":[{"type":"WEB","url":"https://github.com/airjp73/rvf/blob/61172ff01bf1250893108e5c80f35b5ac0388ecb/packages/core/src/native-form-data/flatten.ts"},{"type":"WEB","url":"https://github.com/airjp73/rvf/blob/61172ff01bf1250893108e5c80f35b5ac0388ecb/packages/set-get/src/setPath.ts"},{"type":"WEB","url":"https://github.com/airjp73/rvf/commit/4a5e118667549ac41f065b4cfa80b995841c3811"},{"type":"WEB","url":"https://www.vulncheck.com/advisories/rvf-set-get-before-7.0.4-prototype-pollution-via-setpath-inherited-methods"}],"provenance":{"sources":["OSV.dev","NVD","FIRST.org (EPSS)"],"lastVerified":"2026-10-19T16:17:07.050"}}