CVE-2026-71318: Improper Input Validation

Nuxt is an open-source web development framework for Vue.js. From 3.1.0 until 3.21.10 and 4.5.1, an attacker can supply a top-level as prop to the /nuxtisland/ endpoint and drive dynamic component resolution through , resolveDynamicComponent, or h. This issue is fixed in 3.21.10 and 4.5.1...

CVE-2026-71320: Improper Neutralization of Special Elements in Output Used by a Downstream Component

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 /nuxtisland/ props into a dynamic component when vue.runtimeCompiler: true is enabled, causing template execution in the Nitro process. This issue is fixe...

CVE-2026-46342: Improper Neutralization of Input During Web Page Generation

Nuxt is an open-source web development framework for Vue.js. In Nuxt versions 3.1.0 to before 3.21.6 and 4.0.0-alpha.1 to before 4.4.6 and @nuxt/nitro-server versions 3.20.0 to before 3.21.6 and 4.0.0-alpha.1 to before 4.4.6, the /nuxtisland/ endpoint accepts attacker-controlled props query/body...