CVE-2024-34343 Cross-site Scripting (XSS) in navigateTo if used after SSR in nuxt

Nuxt is a free and open-source framework to create full-stack web applications and websites with Vue.js. The navigateTo function attempts to blockthe javascript: protocol, but does not correctly use API's provided by unjs/ufo. This library also contains parsing discrepancies. The function first...

CVE-2024-34343

Nuxt.js navigateTo is vulnerable to XSS due to faulty handling of the javascript: protocol. The issue stems from how Nuxt uses unjs/ufo for URL parsing: the sequence tests for a protocol, then parses with parseURL, but parsing javascript:alert(1) can return null/empty, and whitespace isn’t stripp...