XSS in Symfony Ux

CVE-2026-49216

Symfony UX is a JavaScript ecosystem for Symfony. From 2.2.0 until 2.36.0 and 3.1.0, the Stimulus controller in symfony/ux-autocomplete renders AJAX response items in _createAutocompleteWithRemoteData() by interpolating the text field into…

Vulnerability class: XSS (Cross-Site Scripting)

Affected products

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

Weakness classification (CWE)

References