Vulnerability · Published Nov 26, 2025 · Assigned by Gridware

CVE-2025-66261Unauthenticated OS Command Injection (restore_settings.php)

Critical 9.9

In plain English

A critical-severity OS command injection in Mozart FM Transmitter from DB Electronica Telecomunicazioni S.p.A.. Proof-of-concept exploit code is public. The chance it is exploited in the next 30 days is estimated at 2.3% (higher than 83% of all known vulnerabilities).

Severity (CVSS 4.0)9.9Critical

Exploit odds (30 days)2.3%top 16.6% of all CVEs

Exploited in the wildNo reportsCISA SSVC: poc

Attack toolingNoneno public tooling known

Official description

Unauthenticated OS Command Injection (restore_settings.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 URL-decoded name parameter passed to exec() allows remote code execution. The `/var/tdf/restore_settings.php` endpoint passes user-controlled `$_GET["name"]` parameter through `urldecode()` directly into `exec()` without validation or escaping. Attackers can inject arbitrary shell commands using metacharacters (`;`, `|`, `&&`, etc.) to achieve unauthenticated remote code execution as the web server user.

Affected products (as reported)

Vendor	Product	Versions
DB Electronica Telecomunicazioni S.p.A.	Mozart FM Transmitter	3050100300500100020003000

Weakness: CWE-78 · Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:H/SI:N/SA:N

References

https://www.abdulmhsblog.com/posts/webfmvulns/ exploit, technical-description