CVE-2025-66254 - Vulnerability Details - OpenCVE

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.

Attack Vector Network

Attack Complexity Low

Privileges Required None

Attack Requirements None

User Interaction None

Vulnerable System Confidentiality Impact None

Vulnerable System Integrity Impact Low

Vulnerable System Availability Impact Low

Subsequent System Confidentiality Impact None

Subsequent System Integrity Impact High

Subsequent System Availability Impact High

No CVSS v3.1

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

Key SSVC decision points have not yet been added.

No data.

No data.

No data.

References

Link	Providers
https://www.abdulmhsblog.com/posts/webfmvulns/

History

Wed, 26 Nov 2025 01:00:00 +0000

Type	Values Removed	Values Added
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.
Title		Unauthenticated Arbitrary File Deletion (upgrade_contents.php)
Weaknesses		CWE-73
References		https://www.abdulmhsblog.com/posts/webfmvulns/
Metrics		cvssV4_0 `{'score': 7.8, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:L/SC:N/SI:H/SA:H'}`

MITRE

Status: PUBLISHED

Assigner: Gridware

Published: 2025-11-26T00:37:48.788Z

Updated: 2025-11-26T00:37:48.788Z

Reserved: 2025-11-26T00:21:33.791Z

Link: CVE-2025-66254

Vulnrichment

No data.

NVD

Status : Received

Published: 2025-11-26T01:16:08.570

Modified: 2025-11-26T01:16:08.570

Link: CVE-2025-66254

Redhat

No data.

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