Vulnerability intelligence

CVE-2026-64642

Next.js is a React framework for building full-stack web applications. In versions 16.0.0 through 16.2.10, crafted requests targeting Next.js applications using App Router built with Turbopack and a single entry in config.i18n.locales can bypass middleware/proxy based authentication. This issue has been fixed in version 16.2.11.

CVSS Score

8.3

High

EPSS — Exploit Probability

1.0%

Riskier than 61% of all CVEs · checked 2026-09-06

Exploitation

Not in CISA KEV

KEV does not include every exploited vulnerability

Remediation

unknown

Check vendor advisories