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Vulnerabilities

Vulnerability · 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

Published May 22, 2025 · catalog updated May 22, 2025 · MSP360 Backup

Check this week

CVE-2025-43596 is not in CISA KEV. FIRST estimates a 42.00% chance of exploitation in the next 30 days. Check whether you run MSP360 Backup.

Gaps on this record

  • No vendor fix or required action is stored. Compare the linked advisory before you change production.
Severity
High8.5
Known exploitation
Not in CISA/VulnCheck KEV
EPSS
42.00%
Remediation
Advisory link
Affected products
vendor MSP360 Backup 8.0

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).

Are you affected?

Enter the version you run. The result uses only the ranges stored on this record.

The check returns affected, not affected, or incomplete. It does not guess a version that is missing from the record.

  • vendor MSP360 Backup 8.08.0

How to fix CVE-2025-43596

What to do

Three questions, each answered from this record only. Confirm the vendor advisory before you patch.

Should you patch?

CVE-2025-43596 is not in CISA KEV. FIRST estimates a 42.00% chance of exploitation in the next 30 days. Check whether you run MSP360 Backup.

Which versions are affected?

Compare what you have installed with MSP360 Backup 8.0 8.0. Compare the installed version with the linked vendor advisory before you change production.

What should an analyst verify?

No weakness class is stored. EPSS 42.00%. There is no CISA KEV listing. No Exploit-DB or Metasploit reference is linked. Use the source links for the original advisory.

Code

The project this record applies to. Exploit listings stay in References.

No public source repository is identified for this product.

Timeline

Detection, updates, and resolution for this record.

  1. May 22, 2025 · EUVD

    Detected

    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).

  2. May 22, 2025 · EUVD

    Updated

    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).

Sources

  • CVE.orgVulnerability recordCVE-2025-43596

    Official CVE identifier

    cve.org
  • EUVDVulnerability recordEUVD-2025-16169

    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).

    euvd.enisa.europa.eu

References

Freshness

Last verified in this catalog May 22, 2025. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.