CVE-2026-56698: Nuxt

Medium severity, CVSS 6.1. EPSS: 0.4% chance of exploitation in the next 30 days.

Nuxt versions 4.0.0 before 4.4.7 and 3.x before 3.21.7 fail to validate script-capable URLs in the navigateTo open option, allowing client-side script execution. Attackers can supply javascript: URLs through the open parameter to execute arbitrary scripts in the application's origin when user-controlled input is passed to navigateTo.

Affected products

• Nuxt Nuxt: from 3.0.0, before 3.21.7 (fixed in 3.21.7); from 4.0.0, before 4.4.7 (fixed in 4.4.7)

Published 2026-06-22. Last modified 2026-06-25.