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PHP CVE-2025-66252

HIGH
Loop with Unreachable Exit Condition (Infinite Loop) (CWE-835)
2025-11-26 b7efe717-a805-47cf-8e9a-921fca0ce0ce
Denial Of Service PHP Mozart Next 100 Firmware Mozart Next 1000 Firmware Mozart Next 2000 Firmware Mozart Next 30 Firmware Mozart Next 300 Firmware Mozart Next 3000 Firmware Mozart Next 3500 Firmware Mozart Next 50 Firmware Mozart Next 500 Firmware Mozart Next 6000 Firmware Mozart Next 7000 Firmware Mozart Dds Next 30 Firmware Mozart Dds Next 50 Firmware Mozart Dds Next 100 Firmware Mozart Dds Next 300 Firmware Mozart Dds Next 500 Firmware Mozart Dds Next 1000 Firmware Mozart Dds Next 2000 Firmware Mozart Dds Next 3000 Firmware Mozart Dds Next 3500 Firmware Mozart Dds Next 6000 Firmware Mozart Dds Next 7000 Firmware
8.4
CVSS 4.0 · NVD
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Severity by source

NVD PRIMARY
8.4 HIGH
CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:N/VI:H/VA:H/SC:N/SI:H/SA:H/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:N/VI:H/VA:H/SC:N/SI:H/SA:H/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
Attack Vector
Network
Attack Complexity
Low
Privileges Required
High
User Interaction
None
Scope
X

Lifecycle Timeline

3
Analysis Generated
Mar 28, 2026 - 19:24 vuln.today
PoC Detected
Dec 03, 2025 - 16:47 vuln.today
Public exploit code
CVE Published
Nov 26, 2025 - 01:16 nvd
HIGH 8.4

DescriptionCVE.org

Infinite Loop Denial of Service via Failed 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 Infinite loop when unlink() fails in status_contents.php causing DoS. Due to the fact that the unlink operation is done in a while loop; if an immutable file is specified or otherwise a file in which the process has no permissions to delete; it would repeatedly attempt to do in a loop.

AnalysisAI

Infinite Loop Denial of Service via Failed File Deletion in DB Electronica Telecomunicazioni S.p.A. Rated high severity (CVSS 8.4), this vulnerability is remotely exploitable, low attack complexity. Public exploit code available and no vendor patch available.

Technical ContextAI

This vulnerability is classified under CWE-835. Infinite Loop Denial of Service via Failed 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 Infinite loop when unlink() fails in status_contents.php causing DoS. Due to the fact that the unlink operation is done in a while loop; if an immutable file is specified or otherwise a file in which the process has no permissions to delete; it would repeatedly attempt to do in a loop. Affected products include: Dbbroadcast Mozart Next 100 Firmware, Dbbroadcast Mozart Next 1000 Firmware, Dbbroadcast Mozart Next 2000 Firmware, Dbbroadcast Mozart Next 30 Firmware, Dbbroadcast Mozart Next 300 Firmware.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Apply vendor patches when available. Implement network segmentation and monitoring as interim mitigations.

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CVE-2025-66252 vulnerability details – vuln.today
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