PT-2026-48880 · Nuxt · Nuxt

Published 2026-06-12 · Updated 2026-06-12 · CVE-2026-53721

Mitre

CVSS v4.0

8.8

High

Base vector

AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:L/VA:N/SC:N/SI:N/SA:N

Nuxt is an open-source web development framework for Vue.js. From versions 3.11.0 to before 3.21.7 and 4.0.0 to before 4.4.7, there is a route-rule middleware bypass via case-sensitivity mismatch between vue-router and the routeRules matcher. This issue has been patched in versions 3.21.7 and 4.4.7.

Fix

Incorrect Authorization

Weakness Enumeration

CWE-178

CWE-863

Related Identifiers

CVE-2026-53721

Affected Products

Nuxt

References · 4

• https://nvd.nist.gov/vuln/detail/CVE-2026-53721 · Security Note
• https://github.com/nuxt/nuxt/security/advisories/GHSA-mm7m-92g8-7m47 · Note
• https://github.com/nuxt/nuxt/commit/07e39cd6f26e407b4192b7865bd17bc44536b9bb · Note
• https://github.com/nuxt/nuxt/commit/3f3e3fa7b5eec8e495f4f8ce0a54813a8875a11e · Note