# CVE-2025-43596

## Summary

- **CVE ID:** CVE-2025-43596
- **Severity:** HIGH
- **CVSS Score:** 8.5 (CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N)
- **CWE:** CWE-276
- **Published:** May 22, 2025
- **Last Modified:** Mar 13, 2026

## 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).

## Affected Products

- MSP360 — Backup (8.0)
- MSP360 — Backup (8.1.1.19)

## References

- [CNA](https://help.msp360.com/cloudberry-backup/whats-new)
- [CNA](https://help.msp360.com/cloudberry-backup/security/admin-privileges)
- [CNA](https://raw.githubusercontent.com/cisagov/CSAF/develop/csaf_files/IT/white/2025/va-25-119-01.json)
- [CNA](https://www.cve.org/CVERecord?id=CVE-2025-43596)

## Exploitation Prediction (EPSS)

- **EPSS Score:** 0.42%
- **EPSS Percentile:** 35.3

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_Exported from OnDuty AI Vulnerability Intelligence on 2026-09-10._