CVE-2026-49216 Symfony UX: XSS in symfony/ux-autocomplete via unescaped AJAX response data

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 HTML template literals $itemlabelField rather than text,...

PT-2026-51055

Name of the Vulnerable Software and Affected Versions symfony/ux-autocomplete versions prior to 2.x symfony/ux-autocomplete versions prior to 3.x Description The Stimulus controller in the software renders AJAX response items into a dropdown by interpolating the text field directly into HTML...