CVE-2025-43596

HIGH

Msp360 Backup < 8.1.1.19 - Incorrect Default Permissions

Title source: rule

Description

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).

References (4)

[Product] https://help.msp360.com/cloudberry-backup/security/admin-privileges

[Release Notes] https://help.msp360.com/cloudberry-backup/whats-new

[Third Party Advisory] https://raw.githubusercontent.com/cisagov/CSAF/develop/csaf_files/IT/white/2025/va-25-119-01.json

[Third Party Advisory] https://www.cve.org/CVERecord?id=CVE-2025-43596

Scores

CVSS v3 7.8

EPSS 0.0052

EPSS Percentile 66.8%

Attack Vector LOCAL

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

CISA SSVC

Vulnrichment

Exploitation poc

Automatable no

Technical Impact total

Details

CWE

CWE-276

Status published

Products (1)

msp360/backup 8.0 - 8.1.1.19

Published May 22, 2025

Tracked Since Feb 18, 2026