{"id":"CVE-2026-71320","state":"PUBLISHED","title":"Nuxt: Server-Side Remote Code Execution via Runtime Template Injection in Nuxt Server Island Props","description":"Nuxt is an open-source web development framework for Vue.js. From 3.4.0 until 3.21.10 and 4.5.1, an attacker can inject a template key through /__nuxt_island/ props into a dynamic component when `vue.runtimeCompiler: true` is enabled, causing template execution in the Nitro process. This issue is fixed in 3.21.10 and 4.5.1.","publishedAt":"2026-08-05T21:29:51.370Z","updatedAt":"2026-08-07T03:55:36.649Z","severity":{"score":8.1,"label":"High","version":"3.1","vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H","source":"GitHub_M"},"assigner":"GitHub_M","products":["nuxt nuxt"],"affected":[{"vendor":"nuxt","product":"nuxt","versions":[{"version":">= 4.0.0, < 4.5.1","status":"affected"},{"version":">= 3.4.0, < 3.21.10","status":"affected"}]}],"references":["https://github.com/nuxt/nuxt/security/advisories/GHSA-9473-5f9j-94wq","https://github.com/nuxt/nuxt/commit/5b60017f7f1d5e9384cadf1d6c580b99d583c418","https://github.com/nuxt/nuxt/commit/ee6c846338f4eb75801815dda86df1f494725859","https://github.com/nuxt/nuxt/releases/tag/v3.21.10","https://github.com/nuxt/nuxt/releases/tag/v4.5.1"],"weaknesses":["CWE-74","CWE-94"],"ingestedAt":"2026-10-29T20:12:49.727Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/71xxx/CVE-2026-71320.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-71320","state":"PUBLISHED","datePublished":"2026-08-05T21:29:51.370Z","dateUpdated":"2026-08-07T03:55:36.649Z","assignerShortName":"GitHub_M","assignerOrgId":"a0819718-46f1-4df5-94e2-005712e83aaa","dateReserved":"2026-08-05T18:14:42.065Z"},"containers":{"cna":{"title":"Nuxt: Server-Side Remote Code Execution via Runtime Template Injection in Nuxt Server Island Props","descriptions":[{"lang":"en","value":"Nuxt is an open-source web development framework for Vue.js. From 3.4.0 until 3.21.10 and 4.5.1, an attacker can inject a template key through /__nuxt_island/ props into a dynamic component when `vue.runtimeCompiler: true` is enabled, causing template execution in the Nitro process. This issue is fixed in 3.21.10 and 4.5.1."}],"affected":[{"vendor":"nuxt","product":"nuxt","versions":[{"version":">= 4.0.0, < 4.5.1","status":"affected"},{"version":">= 3.4.0, < 3.21.10","status":"affected"}]}],"references":[{"url":"https://github.com/nuxt/nuxt/security/advisories/GHSA-9473-5f9j-94wq","name":"https://github.com/nuxt/nuxt/security/advisories/GHSA-9473-5f9j-94wq","tags":["x_refsource_CONFIRM"]},{"url":"https://github.com/nuxt/nuxt/commit/5b60017f7f1d5e9384cadf1d6c580b99d583c418","name":"https://github.com/nuxt/nuxt/commit/5b60017f7f1d5e9384cadf1d6c580b99d583c418","tags":["x_refsource_MISC"]},{"url":"https://github.com/nuxt/nuxt/commit/ee6c846338f4eb75801815dda86df1f494725859","name":"https://github.com/nuxt/nuxt/commit/ee6c846338f4eb75801815dda86df1f494725859","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":"HIGH","attackVector":"NETWORK","availabilityImpact":"HIGH","baseScore":8.1,"baseSeverity":"HIGH","confidentialityImpact":"HIGH","integrityImpact":"HIGH","privilegesRequired":"NONE","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H","version":"3.1"}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-74","lang":"en","description":"CWE-74: Improper Neutralization of Special Elements in Output Used by a Downstream Component ('Injection')","type":"CWE"}]},{"descriptions":[{"cweId":"CWE-94","lang":"en","description":"CWE-94: Improper Control of Generation of Code ('Code Injection')","type":"CWE"}]}],"providerMetadata":{"shortName":"GitHub_M","orgId":"a0819718-46f1-4df5-94e2-005712e83aaa","dateUpdated":"2026-08-05T21:29:51.370Z"},"source":{"advisory":"GHSA-9473-5f9j-94wq","discovery":"UNKNOWN"}},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-08-06T00:00:00+00:00","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"total"}],"role":"CISA Coordinator","version":"2.0.3","id":"CVE-2026-71320"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2026-08-07T03:55:36.649Z"}}]}}}