CVE-2026-34981 whisperX REST API: SSRF in download_from_url() — URL validation happens after HTTP request, extension bypass via .mp3

The whisperX API is a tool for enhancing and analyzing audio content. From 0.3.1 to 0.5.0, FileService.downloadfromurl in app/services/fileservice.py calls requests.geturl with zero URL validation. The file extension check occurs AFTER the HTTP request is already made, and can be bypassed by...