CVE-2026-46625
js-cookie js-cookie, Cryostat 4 on RHEL 9, Red Hat Advanced Cluster Security for Kubernetes 4.10 취약점
JavaScript Cookie is a JavaScript API for handling cookies, client-side. Prior to version 3.0.7, js-cookie's internal assign() helper copies properties with for...in + plain assignment. When the source object is produced by JSON.parse, the JSON object's "__proto__" member is an own enumerable property, so the for…in enumerates it and the target[key] = source[key] write triggers the Object.prototype.__proto__ setter on the fresh target ({}). The result is a per-instance prototype hijack: Object.prototype itself is untouched, but the merged attributes object now inherits attacker-controlled k...
- 대응 우선순위
- 점검
- CVSS
- 7.5
- EPSS
- 0.51% 백분위 40.8% · 2026.08.02 기준
- CISA KEV
- 미등록
- 조치 기한
- -
- 공개일
- 2026.06.11