CVE-2026-71319

Nuxt is an open-source web development framework for Vue.js. Prior to 3.3.1, Nuxt DevTools development mode only exposes a bidirectional RPC channel over the Vite HMR WebSocket via the nuxt:devtools:rpc plugin. On affected versions the channel has no authentication: any client that can reach the...

CVE-2026-71319

Nuxt DevTools prior to version 3.3.1 exposes an unauthenticated bidirectional RPC channel over the Vite HMR WebSocket (ws://:/, subprotocol vite-hmr). The channel, via plugin nuxt:devtools:rpc, allows calling RPC methods without token/handshake/origin checks; updateOptions(), clearOptions(), and ...

NPM: Nuxt: Unauthorized Component Instantiation via Server Island Props

NPM: Nuxt: Unauthorized Component Instantiation via Server Island Props vulnerability discovered by ? in WordPress Npm nuxt versions = 3.1.0, 3.21.10...

Use of Externally-Controlled Input to Select Classes or Code ('Unsafe Reflection')

Overview Affected versions of this package are vulnerable to Use of Externally-Controlled Input to Select Classes or Code 'Unsafe Reflection' via the as prop in server island components that forward attacker-controlled values into dynamic component resolution. An attacker can instantiate any...

Nuxt: Unauthorized Component Instantiation via Server Island Props

Impact Nuxt server islands accept props via the /nuxtisland/ endpoint. When an application has a server island component that forwards props directly into Vue's dynamic component resolution , resolveDynamicComponent, or h, an attacker can pass a plain string value rather than a component definiti...

Use of Externally-Controlled Input to Select Classes or Code ('Unsafe Reflection')

Overview @nuxt/nitro-server is a Nitro server integration for Nuxt Affected versions of this package are vulnerable to Use of Externally-Controlled Input to Select Classes or Code 'Unsafe Reflection' via the as prop in server island components that forward attacker-controlled values into dynamic...

EUVD-2026-53647

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-2026-71318 Nuxt: Unauthorized Component Instantiation via Server Island Props

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-2026-71318 Nuxt: Unauthorized Component Instantiation via Server Island Props

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-2026-71314

Nuxt is an open-source web development framework for Vue.js. From 3.1.0 until 3.21.10 and 4.5.1, an unauthenticated attacker can use a server island v-for prop, including vforToArray and , to trigger unbounded SSR memory allocation until MAXVFORLENGTH = 100000 and crash the Nuxt process. This iss...

CVE-2026-71315

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...

Nuxt runtime payload cache discloses another user's SSR data across users and to unauthenticated clients

Impact When a page is covered by routeRules cache / swr / isr, Nuxt enables runtime payload extraction and serves //payload.json. On affected versions the renderer stored the SSR payload in the shared cache:nuxt:payload storage under a path-only key no cookie, authorization, or cache.varies...

NPM: Nuxt runtime payload cache discloses another user's SSR data across users and to unauthenticated clients

NPM: Nuxt runtime payload cache discloses another user's SSR data across users and to unauthenticated clients vulnerability discovered by ? in WordPress Npm nuxt versions = 4.4.0, = 4.5.0...

CVE-2026-71316 Nuxt runtime payload cache discloses another user's SSR data across users and to unauthenticated clients

Nuxt is an open-source web development framework for Vue.js. From 4.4.0 until 4.5.1, runtime cache:nuxt:payload entries for //payload.json can be returned before route middleware and page guards because import.meta.prerender is not enforced, disclosing another user's SSR data. This issue is fixed...

CVE-2026-71316 Nuxt runtime payload cache discloses another user's SSR data across users and to unauthenticated clients

Nuxt is an open-source web development framework for Vue.js. From 4.4.0 until 4.5.1, runtime cache:nuxt:payload entries for //payload.json can be returned before route middleware and page guards because import.meta.prerender is not enforced, disclosing another user's SSR data. This issue is fixed...

CVE-2026-71316

CVE-2026-71316 affects Nuxt (Vue.js framework). From 4.4.0 through 4.5.1, runtime cache:nuxt:payload entries for //_payload.json could be returned before route middleware and page guards because import.meta.prerender was not enforced, potentially disclosing another user’s SSR data. The issue is f...

EUVD-2026-53646

Nuxt is an open-source web development framework for Vue.js. From 4.4.0 until 4.5.1, runtime cache:nuxt:payload entries for //payload.json can be returned before route middleware and page guards because import.meta.prerender is not enforced, disclosing another user's SSR data. This issue is fixed...

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

NPM: Nuxt route rules silently dropped for mixed-case paths, bypassing appMiddleware auth gates incomplete fix for CVE-2026-53721 vulnerability discovered by ? in WordPress Npm nuxt versions = 3.21.7, 3.21.10...

Incorrect Authorization

Overview Affected versions of this package are vulnerable to Incorrect Authorization in the route rule matching. An attacker can gain unauthorized access to protected pages and sensitive data by crafting requests to mixed-case paths that bypass authentication middleware. Workaround This...

Incorrect Authorization

Overview @nuxt/nitro-server is a Nitro server integration for Nuxt Affected versions of this package are vulnerable to Incorrect Authorization in the route rule matching. An attacker can gain unauthorized access to protected pages and sensitive data by crafting requests to mixed-case paths that...