Unauthenticated Arbitrary File Deletion (upgrade_contents.php)
Published Nov 26, 2025
7.8
HIGHCVSS 4.0
EPSS 0.38%
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.
Affected products
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- Version 100StatusaffectedConstraints-
- Version 1000StatusaffectedConstraints-
- Version 2000StatusaffectedConstraints-
- Version 30StatusaffectedConstraints-
- Version 300StatusaffectedConstraints-
- Version 3000StatusaffectedConstraints-
- Version 3500StatusaffectedConstraints-
- Version 50StatusaffectedConstraints-
- Version 500StatusaffectedConstraints-
- Version 6000StatusaffectedConstraints-
- Version 7000StatusaffectedConstraints-
- Version
Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).
| Vendor | Product | Default status | Versions | ||||||||||||||||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| DB Electronica Telecomunicazioni S.p.A. | Mozart FM Transmitter | unaffected |
|
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No data.
No Red Hat product state for this CVE.
No package ranges for this CVE.
Remediation
No remediation recorded yet.
Metrics
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
1 other source (NVD) ▾
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/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
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H
No CVSS v3.0 score for this CVE.
No CVSS v2.0 score for this CVE.
This CVE is not in the KEV list.
CISA SSVC (Vulnrichment)
Stakeholder-Specific Vulnerability Categorization from CISA ADP.
Exploitation
PoCAutomatable
YesTechnical Impact
PartialDecision
n/aAssessed Dec 3, 2025 · SSVC 2.0.3
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 2, 2026.
Score over time
2025–2026- EPSS v4
- EPSS v5
Percentile over time
- EPSS v4
- EPSS v5
Table of values (3 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 2, 2026 | 0.38% (0.00383) | 30.00th | v5 (v2026.06.15) |
| Jun 15, 2026 | 0.33% (0.00329) | 24.47th | v5 (v2026.06.15) |
| Nov 26, 2025 | 0.07% (0.00068) | 21.05th | v4 (v2025.03.14) |
References (1)
- https://www.abdulmhsblog.com/posts/webfmvulns/ exploittechnical-descriptionThird Party Advisory
| Link | Providers | Tags |
|---|---|---|
| https://www.abdulmhsblog.com/posts/webfmvulns/ | exploittechnical-descriptionThird Party Advisory |
Change history (0)
No recorded changes yet.