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OpenAdvisories
High · 8.2 CVE-2026-71315 EUVD-2026-53645GHSA-hxvh-4h3w-prp9

Nuxt route rules silently dropped for mixed-case paths, bypassing appMiddleware auth gates (incomplete fix for CVE-2026-53721)

Published Aug 5, 2026 · Updated Aug 6, 2026 · Assigned by GitHub_M

Description

Nuxt is an open-source web development framework for Vue.js. From 3.21.7 until 3.21.10 and 4.5.1, mixed-case routeRules keys can fail to match case-folded lookups when router.options.sensitive is false and drop appMiddleware authorization gates. This is caused by an incomplete fix for CVE-2026-53721. This issue is fixed in 3.21.10 and 4.5.1.

Affected products

VendorProductAffectedFixed
nuxt nuxt >= 4.4.7, < 4.5.1, >= 3.21.7, < 3.21.10 —

Affected packages

EcosystemPackageAffectedFixedRecord
npm nuxt >= 4.4.7, < 4.5.1 4.5.1 GHSA-hxvh-4h3w-prp9
npm nuxt >= 3.21.7, < 3.21.10 3.21.10 GHSA-hxvh-4h3w-prp9

References