CVE-2025-66253CWE-78command-injection

CVE-2025-66253

Critical Β· published November 26, 2025

CVSS v3.1
9.8
EPSS
2%
Percentile
83.2
In the wild
Unconfirmed
What it is

🚨 A shocking oversight: an unauthenticated OS Command Injection in DB Electronica's Mozart FM Transmitter could let attackers execute arbitrary shell commands! πŸ”₯ Picture your favorite restaurant where anyone can just walk into the kitchen and start cooking without anyone checking their credentials β€” that’s the equivalent of how dangerously open this vulnerability is! 🍽️ An attacker could waltz right in and execute any command as the web server user, potentially compromising the entire system. This could lead to unauthorized access, data manipulation, or even a complete takeover of the transmitter services. The fallout could be absolutely devastating for operations!

Put simply

Picture your favorite restaurant where anyone can just walk into the kitchen and start cooking without anyone checking their credentials β€” that’s the equivalent of how dangerously open this vulnerability is! 🍽️ This vulnerability arises from user input being passed directly to the `exec()` function in `start_upgrade.php` without any validation or escaping, allowing attackers to leverage metacharacters for command injection.

What to do

An attacker could waltz right in and execute any command as the web server user, potentially compromising the entire system. This could lead to unauthorized access, data manipulation, or even a complete takeover of the transmitter services. The fallout could be absolutely devastating for operations! Immediately patch this vulnerability by upgrading to the latest version of the Mozart FM Transmitter. Ensure that user input is properly sanitized and consider implementing stronger access controls to prevent unauthenticated access to sensitive endpoints. πŸ›‘οΈ You've got this! Fixing it is just a few steps away, and you’ll be a security hero in no time! πŸš€

The record
Technical detail
CVSS v3.1
9.8 Β· CRITICAL
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CVSS v4.0
Not supplied
EPSS
0.02302 Β· 83.2th percentile
Weakness
CWE-78 Β· Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')
Published
2025-11-26T06:16Z
Affected products (22)
ProductVersionsFixed in
dbbroadcast/mozart_next_100_firmwareall versionsβ€”
dbbroadcast/mozart_next_1000_firmwareall versionsβ€”
dbbroadcast/mozart_next_2000_firmwareall versionsβ€”
dbbroadcast/mozart_next_30_firmwareall versionsβ€”
dbbroadcast/mozart_next_300_firmwareall versionsβ€”
dbbroadcast/mozart_next_3000_firmwareall versionsβ€”
dbbroadcast/mozart_next_3500_firmwareall versionsβ€”
dbbroadcast/mozart_next_50_firmwareall versionsβ€”
dbbroadcast/mozart_next_500_firmwareall versionsβ€”
dbbroadcast/mozart_next_6000_firmwareall versionsβ€”
dbbroadcast/mozart_next_7000_firmwareall versionsβ€”
dbbroadcast/mozart_dds_next_30_firmwareall versionsβ€”
dbbroadcast/mozart_dds_next_50_firmwareall versionsβ€”
dbbroadcast/mozart_dds_next_100_firmwareall versionsβ€”
dbbroadcast/mozart_dds_next_300_firmwareall versionsβ€”
dbbroadcast/mozart_dds_next_500_firmwareall versionsβ€”
dbbroadcast/mozart_dds_next_1000_firmwareall versionsβ€”
dbbroadcast/mozart_dds_next_2000_firmwareall versionsβ€”
dbbroadcast/mozart_dds_next_3000_firmwareall versionsβ€”
dbbroadcast/mozart_dds_next_3500_firmwareall versionsβ€”
dbbroadcast/mozart_dds_next_6000_firmwareall versionsβ€”
dbbroadcast/mozart_dds_next_7000_firmwareall versionsβ€”
References (2)
EPSS history
Timeline
  • 26 NOV 00:36Z
    Unauthenticated OS Command Injection (start_upgrade.php)
    cvelistv5