CSRF in Symfony Ux

CVE-2026-49215

Symfony UX is a JavaScript ecosystem for Symfony. From 2.22.0 until 2.36.0 and 3.1.0, Symfony\UX\LiveComponent\EventListener\LiveComponentSubscriber::isLiveComponentRequest() gates #[LiveAction] invocations on Accept: application/vnd.live-…

Vulnerability class: CSRF (Cross-Site Request Forgery)

Affected products

  • Symfony Ux — versions >= 3.0.0, < 3.1.0, >= 2.22.0, < 2.36.0

Weakness classification (CWE)

References