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.

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Advisories
Source ID Title
Github GHSA Github GHSA GHSA-mm7m-92g8-7m47 Nuxt: Route-rule middleware bypass via case-sensitivity mismatch between vue-router and the routeRules matcher
Fixes

Solution

No solution given by the vendor.


Workaround

No workaround given by the vendor.

History

Mon, 15 Jun 2026 02:15:00 +0000

Type Values Removed Values Added
CPEs cpe:2.3:a:nuxt:nuxt:*:*:*:*:*:*:*:*
Metrics cvssV3_1

{'score': 8.2, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:N'}


Sat, 13 Jun 2026 03:30:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}


Fri, 12 Jun 2026 15:45:00 +0000

Type Values Removed Values Added
First Time appeared Nuxt
Nuxt nuxt
Vendors & Products Nuxt
Nuxt nuxt

Fri, 12 Jun 2026 14:30:00 +0000

Type Values Removed Values Added
Description 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.
Title Nuxt: Route-rule middleware bypass via case-sensitivity mismatch between vue-router and the routeRules matcher
Weaknesses CWE-178
CWE-863
References
Metrics cvssV4_0

{'score': 8.8, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:L/VA:N/SC:N/SI:N/SA:N'}


Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: GitHub_M

Published:

Updated: 2026-06-13T02:59:37.902Z

Reserved: 2026-06-10T16:43:31.241Z

Link: CVE-2026-53721

cve-icon Vulnrichment

Updated: 2026-06-13T02:59:33.522Z

cve-icon NVD

Status : Analyzed

Published: 2026-06-12T15:16:31.297

Modified: 2026-06-15T02:11:03.850

Link: CVE-2026-53721

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-06-12T16:00:21Z

Weaknesses