CVE-2026-56317 Nuxt - Cross-Site Scripting via NoScript Component Slot Content

Nuxt before 4.4.7 and the 3.x branch before 3.21.7 contains a cross-site scripting vulnerability in the NoScript component that writes slot content to innerHTML without escaping. Attackers can inject malicious scripts through untrusted data in NoScript slots, such as route.query parameters, which...

CVE-2026-56317 Nuxt - Cross-Site Scripting via NoScript Component Slot Content

Nuxt before 4.4.7 and the 3.x branch before 3.21.7 contains a cross-site scripting vulnerability in the NoScript component that writes slot content to innerHTML without escaping. Attackers can inject malicious scripts through untrusted data in NoScript slots, such as route.query parameters, which...

CVE-2026-56317: Improper Neutralization of Input During Web Page Generation

Nuxt before 4.4.7 and the 3.x branch before 3.21.7 contains a cross-site scripting vulnerability in the NoScript component that writes slot content to innerHTML without escaping. Attackers can inject malicious scripts through untrusted data in NoScript slots, such as route.query parameters, which...

PT-2026-51143

Name of the Vulnerable Software and Affected Versions Nuxt versions prior to 4.4.7 Nuxt versions prior to 3.21.7 Description A cross-site scripting issue exists in the NoScript component, which writes slot content to innerHTML without proper escaping. This allows attackers to inject malicious...

EUVD-2026-36421

@nuxt/webpack-builder and @nuxt/rspack-builder dev server same-origin check bypassed when Sec-Fetch-Site, Origin, and Referer are all absent incomplete fix for GHSA-6m52-m754-pw2g...

@nuxt/webpack-builder and @nuxt/rspack-builder dev server same-origin check bypassed when Sec-Fetch-Site, Origin, and Referer are all absent (incomplete fix for GHSA-6m52-m754-pw2g)

Summary This is an incomplete fix for GHSA-6m52-m754-pw2g. Source code may still be stolen during dev when using the webpack / rspack builder if the dev server is bound to a non-loopback address e.g. nuxt dev --host and the developer opens a malicious site on the same network. Details The fix for...

@bloggrify/bento (>=3.0.0, <=3.0.1), @bloggrify/core (>=3.0.0, <=3.1.2) +20 more potentially affected by CVE-2026-56317 via nuxt (>=4.0.0-rc.0, <=4.4.6)

nuxt NPM version =4.0.0-rc.0, =3.0.0, =3.0.0, =3.0.0, =3.0.0, =1.0.3, =10.0.2-rc.5, =1.1.11, =1.0.4, =0.4.5, =0.0.0, =1.1.0, =3.0.0-dev.27, =4.3.6 and more Source cves: CVE-2026-56317 Source advisory: OSV:GHSA-M3Q2-P4FW-W38M...

Cross-site scripting via <NoScript> slot content in Nuxt's head components

Impact Nuxt's globally registered component from @unhead/vue head components, re-exported by Nuxt wrote its default-slot content to the innerHTML of the head tag, bypassing the HTML escaping that interpolation normally applies in Vue templates. Applications that placed untrusted,...

@bloggrify/bento (>=3.0.0, <=3.0.1), @bloggrify/core (>=3.0.0, <=3.1.2) +20 more potentially affected by CVE-2026-56317 via nuxt (>=4.0.0-rc.0, <=4.4.6)

nuxt NPM version =4.0.0-rc.0, =3.0.0, =3.0.0, =3.0.0, =3.0.0, =1.0.3, =10.0.2-rc.5, =1.1.11, =1.0.4, =0.4.5, =0.0.0, =1.1.0, =3.0.0-dev.27, =4.3.6 and more Source cves: CVE-2026-56317 Source advisory: SNYK:JS-NUXT-17353899...

Cross-site Scripting (XSS)

Overview org.webjars.npm:nuxt is a Affected versions of this package are vulnerable to Cross-site Scripting XSS via the NoScript component when untrusted input is interpolated into its slot content. An attacker can inject malicious HTML or scripts by supplying specially crafted data that is...

@andor83/mother-may-i (>=1.0.1, <=1.0.10), @base_/cli (>=1.0.6, <=1.0.29) +88 more potentially affected by CVE-2026-56317 via nuxt (>=3.0.0, <=3.20.1)

nuxt NPM version =3.0.0, =1.0.1, =1.0.6, =1.0.6, =0.9.1, =1.1.1, =1.0.1-alpha1, =1.1.0, =0.1.3, =1.0.0-29304822.f444f03, =4.0.3, =0.1.0, =8.0.0, =0.3.14, =9.8.3-rc.1, =10.0.2-rc.4 and more Source cves: CVE-2026-56317 Source advisory: OSV:GHSA-M3Q2-P4FW-W38M...

@andor83/mother-may-i (>=1.0.1, <=1.0.10), @base_/cli (>=1.0.6, <=1.0.29) +88 more potentially affected by CVE-2026-56317 via nuxt (>=3.0.0, <=3.20.1)

nuxt NPM version =3.0.0, =1.0.1, =1.0.6, =1.0.6, =0.9.1, =1.1.1, =1.0.1-alpha1, =1.1.0, =0.1.3, =1.0.0-29304822.f444f03, =4.0.3, =0.1.0, =8.0.0, =0.3.14, =9.8.3-rc.1, =10.0.2-rc.4 and more Source cves: CVE-2026-56317 Source advisory: SNYK:JS-NUXT-17353899...

GHSA-M3Q2-P4FW-W38M Cross-site scripting via <NoScript> slot content in Nuxt's head components

Impact Nuxt's globally registered component from @unhead/vue head components, re-exported by Nuxt wrote its default-slot content to the innerHTML of the head tag, bypassing the HTML escaping that interpolation normally applies in Vue templates. Applications that placed untrusted,...

@bloggrify/bento (>=3.0.0, <=3.0.1), @bloggrify/core (>=3.0.0, <=3.1.2) +20 more potentially affected by CVE-2026-53722 via nuxt (>=4.0.0-rc.0, <=4.4.6)

nuxt NPM version =4.0.0-rc.0, =3.0.0, =3.0.0, =3.0.0, =3.0.0, =1.0.3, =10.0.2-rc.5, =1.1.11, =1.0.4, =0.4.5, =0.0.0, =1.1.0, =3.0.0-dev.27, =4.3.6 and more Source cves: CVE-2026-53722 Source advisory: OSV:GHSA-934W-87QH-QR26...

NPM: Nuxt: Reflected XSS in `<NuxtLink>` via unsanitised `javascript:` or `data:` URL

NPM: Nuxt: Reflected XSS in via unsanitised javascript: or data: URL vulnerability discovered by ? in WordPress Npm nuxt versions 3.21.7...

Nuxt: Reflected XSS in `<NuxtLink>` via unsanitised `javascript:` or `data:` URL

Summary did not validate the URL scheme of values bound to its to or href props before rendering them into the href attribute of the underlying element. When an application binds attacker-controlled input a query parameter, a CMS field, a user-supplied profile URL to or :href, the attacker can...

@andor83/mother-may-i (>=1.0.1, <=1.0.10), @base_/cli (>=1.0.6, <=1.0.29) +88 more potentially affected by CVE-2026-53722 via nuxt (>=3.0.0, <=3.20.1)

nuxt NPM version =3.0.0, =1.0.1, =1.0.6, =1.0.6, =0.9.1, =1.1.1, =1.0.1-alpha1, =1.1.0, =0.1.3, =1.0.0-29304822.f444f03, =4.0.3, =0.1.0, =8.0.0, =0.3.14, =9.8.3-rc.1, =10.0.2-rc.4 and more Source cves: CVE-2026-53722 Source advisory: OSV:GHSA-934W-87QH-QR26...

EUVD-2026-36428

Nuxt: Reflected XSS in via unsanitised javascript: or data: URL...

GHSA-934W-87QH-QR26 Nuxt: Reflected XSS in `<NuxtLink>` via unsanitised `javascript:` or `data:` URL

Summary did not validate the URL scheme of values bound to its to or href props before rendering them into the href attribute of the underlying element. When an application binds attacker-controlled input a query parameter, a CMS field, a user-supplied profile URL to or :href, the attacker can...

@bloggrify/bento (>=3.0.0, <=3.0.1), @bloggrify/core (>=3.0.0, <=3.1.2) +20 more potentially affected by CVE-2026-56301 via nuxt (>=4.0.0-rc.0, <=4.4.6)

nuxt NPM version =4.0.0-rc.0, =3.0.0, =3.0.0, =3.0.0, =3.0.0, =1.0.3, =10.0.2-rc.5, =1.1.11, =1.0.4, =0.4.5, =0.0.0, =1.1.0, =3.0.0-dev.27, =4.3.6 and more Source cves: CVE-2026-56301 Source advisory: OSV:GHSA-534H-C3CW-V3H9...