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CVE-2026-45109

HIGH CVSS: 7.5 Published: 2026-05-13 Modified: 2026-08-13

Description

Next.js is a React framework for building full-stack web applications. From 15.2.0 to before 15.5.18 and 16.2.6, it was found that the fix addressing CVE-2026-44575 did not apply to middleware.ts with Turbopack. This vulnerability is fixed in 15.5.18 and 16.2.6.

Affected Platforms

Vercel Next.Js

Weakness Type

CWE-288, CWE-358

References