CVE-2024-21504: Laravel Livewire

Medium severity, CVSS 6.1. EPSS: 0.5% chance of exploitation in the next 30 days.

Versions of the package livewire/livewire from 3.3.5 and before 3.4.9 are vulnerable to Cross-site Scripting (XSS) when a page uses [Url] for a property. An attacker can inject HTML code in the context of the user's browser session by crafting a malicious link and convincing the user to click on it.

Affected products

• Laravel Livewire: from 3.3.5, up to and including 3.4.9

Published 2024-03-19. Last modified 2026-06-17.