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Vulnerabilities

Vulnerability · 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.

Published May 1, 2025 · catalog updated May 22, 2025 · MSP360 Backup

Check if you run it

No confirmed exploitation is on record for CVE-2025-43595. EPSS is 0.44%. Act only if a listed version of MSP360 Backup is installed.

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
0.44%
Remediation
Vendor / distro source
Affected products
vendor MSP360 Backup 4.3.1.115

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).

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 4.3.1.1154.3.1.115

How to fix CVE-2025-43595

What to do

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

Should you patch?

No confirmed exploitation is on record for CVE-2025-43595. EPSS is 0.44%. Act only if a listed version of MSP360 Backup is installed.

Which versions are affected?

Compare what you have installed with MSP360 Backup 4.3.1.115 4.3.1.115. Compare the installed version with the linked vendor advisory before you change production.

What should an analyst verify?

No weakness class is stored. EPSS 0.44%. 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 1, 2025 · EUVD

    Detected

    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).

  2. May 22, 2025 · EUVD

    Updated

    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).

Sources

  • CVE.orgVulnerability recordCVE-2025-43595

    Official CVE identifier

    cve.org
  • FIRST EPSSExploitation probabilityCVE-2025-43595

    30-day exploitation probability 0.4%

    first.org
  • EUVDVulnerability recordEUVD-2025-12821

    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).

    euvd.enisa.europa.eu

References

Freshness

Last verified in this catalog Oct 18, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.