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Description

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 Reserved 2025-11-26 | Published 2025-11-26 | Updated 2025-12-03 | Assigner Gridware




HIGH: 7.8CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:L/SC:N/SI:H/SA:H

Problem types

CWE-73 Unauthenticated Arbitrary File Deletion (upgrade_contents.php)

Product status

Default status
unaffected

30
affected

50
affected

100
affected

300
affected

500
affected

1000
affected

2000
affected

3000
affected

3500
affected

6000
affected

7000
affected

Credits

Abdul Mhanni finder

References

www.abdulmhsblog.com/posts/webfmvulns/ exploit

www.abdulmhsblog.com/posts/webfmvulns/ exploit technical-description

cve.org (CVE-2025-66254)

nvd.nist.gov (CVE-2025-66254)

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