CVE-2025-66254: Dbbroadcast Mozart Dds Next 1000 Firmware

Critical severity, CVSS 9.1. EPSS: 0.4% chance of exploitation in the next 30 days.

Unauthenticated Arbitrary File Deletion (upgrade_contents.php) in DB Electronica Telecomunicazioni S.p.A. Mozart FM Transmitter versions 30, 50, 100, 300, 500, 1000, 2000, 3000, 3500, 6000, 7000 allows an attacker to perform The deleteupgrade parameter allows unauthenticated deletion of arbitrary files.  The `deleteupgrade` parameter in `/var/www/upgrade_contents.php` allows unauthenticated deletion of arbitrary files in `/var/www/upload/` without any extension restriction or path sanitization, enabling attackers to remove critical system files.

Affected products

  • Dbbroadcast Mozart Dds Next 1000 Firmware: affected versions not specified
  • Dbbroadcast Mozart Dds Next 100 Firmware: affected versions not specified
  • Dbbroadcast Mozart Dds Next 2000 Firmware: affected versions not specified
  • Dbbroadcast Mozart Dds Next 3000 Firmware: affected versions not specified
  • Dbbroadcast Mozart Dds Next 300 Firmware: affected versions not specified
  • Dbbroadcast Mozart Dds Next 30 Firmware: affected versions not specified
  • Dbbroadcast Mozart Dds Next 3500 Firmware: affected versions not specified
  • Dbbroadcast Mozart Dds Next 500 Firmware: affected versions not specified
  • Dbbroadcast Mozart Dds Next 50 Firmware: affected versions not specified
  • Dbbroadcast Mozart Dds Next 6000 Firmware: affected versions not specified
  • Dbbroadcast Mozart Dds Next 7000 Firmware: affected versions not specified
  • Dbbroadcast Mozart Next 1000 Firmware: affected versions not specified
  • Dbbroadcast Mozart Next 100 Firmware: affected versions not specified
  • Dbbroadcast Mozart Next 2000 Firmware: affected versions not specified
  • Dbbroadcast Mozart Next 3000 Firmware: affected versions not specified
  • Dbbroadcast Mozart Next 300 Firmware: affected versions not specified
  • Dbbroadcast Mozart Next 30 Firmware: affected versions not specified
  • Dbbroadcast Mozart Next 3500 Firmware: affected versions not specified
  • Dbbroadcast Mozart Next 500 Firmware: affected versions not specified
  • Dbbroadcast Mozart Next 50 Firmware: affected versions not specified
  • Dbbroadcast Mozart Next 6000 Firmware: affected versions not specified
  • Dbbroadcast Mozart Next 7000 Firmware: affected versions not specified

Published 2025-11-26. Last modified 2026-06-17.