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Ransomware Actors Exploit Unpatched SimpleHelp Remote Monitoring and Management to Compromise Utility Billing Software Provider
June 12, 2025 · CISA Cybersecurity Advisories · Severity: CRITICAL
CISA released an advisory about ransomware actors leveraging unpatched SimpleHelp RMM vulnerabilities to compromise a utility billing software provider. The campaign has targeted organizations since January 2025 using SimpleHelp versions 5.5.7 and earlier. Network defenders are urged to patch and monitor for malicious RMM usage.
Key Takeaways
- CISA warns ransomware actors exploit unpatched SimpleHelp RMM versions 5.5.7 and earlier to compromise utility billing providers.
- This incident reflects a broader pattern of ransomware targeting organizations through SimpleHelp RMM vulnerabilities since January 2025.
- Organizations should patch SimpleHelp instances immediately and monitor for signs of unauthorized remote access.