{"id":"CVE-2026-71315","state":"PUBLISHED","title":"Nuxt route rules silently dropped for mixed-case paths, bypassing appMiddleware auth gates (incomplete fix for CVE-2026-53721)","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.","publishedAt":"2026-08-05T21:05:15.379Z","updatedAt":"2026-08-06T13:46:35.243Z","severity":{"score":8.2,"label":"High","version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:N","source":"GitHub_M"},"assigner":"GitHub_M","products":["nuxt nuxt"],"affected":[{"vendor":"nuxt","product":"nuxt","versions":[{"version":">= 4.4.7, < 4.5.1","status":"affected"},{"version":">= 3.21.7, < 3.21.10","status":"affected"}]}],"references":["https://github.com/nuxt/nuxt/security/advisories/GHSA-hxvh-4h3w-prp9","https://github.com/nuxt/nuxt/commit/619963309e082190bac4a26b05f2dd155b039b81","https://github.com/nuxt/nuxt/commit/ad624a75ad2d215f43633f6b40be346a7194d34d","https://github.com/nuxt/nuxt/releases/tag/v3.21.10","https://github.com/nuxt/nuxt/releases/tag/v4.5.1"],"weaknesses":["CWE-178","CWE-863"],"ingestedAt":"2026-10-29T20:12:49.727Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/71xxx/CVE-2026-71315.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-71315","state":"PUBLISHED","datePublished":"2026-08-05T21:05:15.379Z","dateUpdated":"2026-08-06T13:46:35.243Z","assignerShortName":"GitHub_M","assignerOrgId":"a0819718-46f1-4df5-94e2-005712e83aaa","dateReserved":"2026-08-05T18:14:42.064Z"},"containers":{"cna":{"title":"Nuxt route rules silently dropped for mixed-case paths, bypassing appMiddleware auth gates (incomplete fix for CVE-2026-53721)","descriptions":[{"lang":"en","value":"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":[{"vendor":"nuxt","product":"nuxt","versions":[{"version":">= 4.4.7, < 4.5.1","status":"affected"},{"version":">= 3.21.7, < 3.21.10","status":"affected"}]}],"references":[{"url":"https://github.com/nuxt/nuxt/security/advisories/GHSA-hxvh-4h3w-prp9","name":"https://github.com/nuxt/nuxt/security/advisories/GHSA-hxvh-4h3w-prp9","tags":["x_refsource_CONFIRM"]},{"url":"https://github.com/nuxt/nuxt/commit/619963309e082190bac4a26b05f2dd155b039b81","name":"https://github.com/nuxt/nuxt/commit/619963309e082190bac4a26b05f2dd155b039b81","tags":["x_refsource_MISC"]},{"url":"https://github.com/nuxt/nuxt/commit/ad624a75ad2d215f43633f6b40be346a7194d34d","name":"https://github.com/nuxt/nuxt/commit/ad624a75ad2d215f43633f6b40be346a7194d34d","tags":["x_refsource_MISC"]},{"url":"https://github.com/nuxt/nuxt/releases/tag/v3.21.10","name":"https://github.com/nuxt/nuxt/releases/tag/v3.21.10","tags":["x_refsource_MISC"]},{"url":"https://github.com/nuxt/nuxt/releases/tag/v4.5.1","name":"https://github.com/nuxt/nuxt/releases/tag/v4.5.1","tags":["x_refsource_MISC"]}],"metrics":[{"cvssV3_1":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"NONE","baseScore":8.2,"baseSeverity":"HIGH","confidentialityImpact":"HIGH","integrityImpact":"LOW","privilegesRequired":"NONE","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:N","version":"3.1"}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-178","lang":"en","description":"CWE-178: Improper Handling of Case Sensitivity","type":"CWE"}]},{"descriptions":[{"cweId":"CWE-863","lang":"en","description":"CWE-863: Incorrect Authorization","type":"CWE"}]}],"providerMetadata":{"shortName":"GitHub_M","orgId":"a0819718-46f1-4df5-94e2-005712e83aaa","dateUpdated":"2026-08-05T21:05:15.379Z"},"source":{"advisory":"GHSA-hxvh-4h3w-prp9","discovery":"UNKNOWN"}},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-08-06T13:45:38.710643Z","id":"CVE-2026-71315","options":[{"Exploitation":"none"},{"Automatable":"yes"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2026-08-06T13:46:35.243Z"}}]}}}