Vulnerability in Msp360 Backup
CVE-2025-43596
An insecure file system permissions vulnerability in MSP360 Backup 8.0 allows a low privileged user to execute commands with SYSTEM level privileges using a specially crafted file with an arbitrary file backup target. Upgrade to MSP360 Backup 8.1.1.19 (released on 2025-05-15).
EPSS: 0.004 (29.4th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.
Affected products
- Msp360 Backup — versions 8.0, 8.1.1.19
Weakness classification (CWE)
References
- 9119a7d8-5eab-497f-8521-727c672e3725 (Release Notes)
- 9119a7d8-5eab-497f-8521-727c672e3725 (Product)
- 9119a7d8-5eab-497f-8521-727c672e3725 (Third Party Advisory)
- 9119a7d8-5eab-497f-8521-727c672e3725 (Third Party Advisory)
Frequently asked questions
- What is CVE-2025-43596?
- CVE-2025-43596 is a high-severity vulnerability in Msp360 Backup, classified under Incorrect Default Permissions. CVSS score: 7.8/10. Published 2025-05-22.
- How severe is CVE-2025-43596?
- High severity. CVSS v3 base score is 7.8 out of 10.