Arbitrary file upload in Eaton Brightlayer Software Suite (Blss)

CVE-2025-48396

Arbitrary code execution is possible due to improper validation of the file upload functionality in Eaton BLSS. This security issue has been fixed in the latest script patch latest version of of Eaton BLSS (7.3.0.SCP004).

Vulnerability class: Unrestricted File Upload

Published · last modified .

CVSS v3 metric

CVSS v3 base score 8.3 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:H/A:H.

EPSS exploit prediction

EPSS: 0.003 (24.5th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 25th percentile — 24.5% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2025-48396: held from 0.003 to 0.003.

EPSS over last 30 days · oldest: 0.003 · newest: 0.003 · change: 0.000

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2025-48396?
CVE-2025-48396 is a high-severity vulnerability in Eaton Brightlayer Software Suite (Blss), classified under Unrestricted Upload of File with Dangerous Type. CVSS score: 8.3/10. Published 2025-11-03.
How severe is CVE-2025-48396?
High severity. CVSS v3 base score is 8.3 out of 10.