What is CVE-2025-43595?

CVE-2025-43595 is a high-severity vulnerability in Linux Kernel, classified under Incorrect Default Permissions. CVSS score: 7.8/10. Published 2025-05-01.

How severe is CVE-2025-43595?

High severity. CVSS v3 base score is 7.8 out of 10.

Vulnerability in Linux Kernel

CVE-2025-43595

An insecure file system permissions vulnerability in MSP360 Backup 4.3.1.115 allows a low privileged user to execute commands with root privileges in the 'Online Backup' folder. Upgrade to MSP360 Backup 4.4 (released on 2025-04-22).

EPSS: 0.004 (31.2th 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

Linux Linux_kernel
Msp360 Backup — versions 4.3.1.115, 4.4

Weakness classification (CWE)

CWE-276 — Incorrect Default Permissions

References

9119a7d8-5eab-497f-8521-727c672e3725 (Release Notes)
9119a7d8-5eab-497f-8521-727c672e3725 (Third Party Advisory)
9119a7d8-5eab-497f-8521-727c672e3725 (Third Party Advisory)

Frequently asked questions

What is CVE-2025-43595?: CVE-2025-43595 is a high-severity vulnerability in Linux Kernel, classified under Incorrect Default Permissions. CVSS score: 7.8/10. Published 2025-05-01.
How severe is CVE-2025-43595?: High severity. CVSS v3 base score is 7.8 out of 10.