CVE-2025-66251
CWE-22Published: November 26, 2025· Updated: Jun 17, 2026
Official Description
Unauthenticated Path Traversal with Arbitrary File Deletion 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 deletehidden parameter allows path traversal deletion of arbitrary .tgz files.
Risk Analysis
DB Electronica Telecomunicazioni S.p.A. Mozart FM Transmitters are vulnerable to unauthenticated path traversal with arbitrary file deletion via the 'deletehidden' parameter. This critical vulnerability, with a CVSS score of 9.1, allows an unauthenticated attacker to delete arbitrary '.tgz' files using path traversal. The flaw is remotely exploitable.
No public exploit is known for this vulnerability. The flaw is remotely exploitable due to its network attack vector and low attack complexity.
Implement strict input validation and path sanitization for all file deletion operations. Ensure that path traversal characters are properly handled and that only authorized files can be deleted.
Technical Analysis
CVE-2025-66251 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.
The vulnerability requires no privileges and no user interaction, making it a prime target for automated exploitation campaigns and worm-like propagation.
A successful exploit results in full integrity compromise (data manipulation), availability disruption (denial of service), with a CVSS base score of 9.1.
CVSS v3.1 Vector Breakdown
Affected Vendors & Products
Exploit & PoC Resources
Official Patches & Advisories
All References (1)
Quick Facts
Related CVEs (CWE-22)
Recommended Actions
- →Apply vendor patches immediately
- →Monitor CVE-2025-66251 in threat intel feeds
- →Review IDS/IPS signatures for exploitation attempts