CVE-2026-46625

CVE-2026-46625

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…

Vulnerability class: Prototype Pollution

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N.

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2026-46625?
CVE-2026-46625 is a high-severity vulnerability, classified under Improperly Controlled Modification of Object Prototype Attributes (Prototype Pollution). CVSS score: 7.5/10. Published 2026-06-10.
How severe is CVE-2026-46625?
High severity. CVSS v3 base score is 7.5 out of 10.