Vulnerability in Dbbroadcast Mozart Dds Next 100

CVE-2025-66254

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.

Published · last modified .

CVSS v3 metric

CVSS v3 base score 9.1 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H.

EPSS exploit prediction

EPSS: 0.004 (29.8th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 30th percentile — 29.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2025-66254: held from 0.004 to 0.004.

EPSS over last 30 days · oldest: 0.004 · newest: 0.004 · change: 0.000

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2025-66254?
CVE-2025-66254 is a critical-severity vulnerability in Dbbroadcast Mozart Dds Next 100, classified under External Control of File Name or Path. CVSS score: 9.1/10. Published 2025-11-26.
How severe is CVE-2025-66254?
Critical severity. CVSS v3 base score is 9.1 out of 10.