Cyber Posture

CVE-2025-48396

High

Published: 03 November 2025

Published
03 November 2025
Modified
15 April 2026
KEV Added
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Patch
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CVSS Score 8.3 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:H/A:H
EPSS Score 0.0007 20.4th percentile
Risk Priority 17 60% EPSS · 20% KEV · 20% CVSS

Description

Adversaries may attempt to exploit a weakness in an Internet-facing host or system to initially access a network.

Security Summary

CVE-2025-48396 is an arbitrary code execution vulnerability stemming from improper validation of the file upload functionality in Eaton BLSS. This affects Eaton BLSS versions prior to the patched release 7.3.0.SCP004. The issue, published on 2025-11-03, is rated with a CVSS v3.1 base score of 8.3 (AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:H/A:H) and is associated with CWE-434 (Unrestricted Upload of File with Dangerous Type).

An attacker with low privileges can exploit this vulnerability over the network with low complexity and without requiring user interaction. Successful exploitation enables arbitrary code execution on the affected system, resulting in high integrity and availability impacts alongside low confidentiality impact.

Eaton's security bulletin (ETN-VA-2025-1021) confirms the issue has been addressed in Eaton BLSS version 7.3.0.SCP004, recommending that users apply the latest script patch to mitigate the vulnerability.

Details

CWE(s)
CWE-434

MITRE ATT&CK Enterprise Techniques

T1190 Exploit Public-Facing Application Initial Access
Adversaries may attempt to exploit a weakness in an Internet-facing host or system to initially access a network.
attack.mitre.org →
Why these techniques?

Arbitrary code execution via unrestricted file upload in a network-accessible application (AV:N/PR:L) directly enables exploitation of public-facing applications.

Confidence: HIGH · MITRE ATT&CK Enterprise v19.0

References