Hackers Use Compromised ConnectWise Credential to Sign In to 173 Microsoft 365 Tenants

October 17, 2026 · 6:16 am 1 sources

Image: The Hacker News

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• Hackers Use Compromised ConnectWise Credential to Sign In to 173 Microsoft 365 Tenants
  The Hacker News · October 17, 2026 06:16
  Cybersecurity researchers are sounding the alarm related to an active campaign in which unknown threat actors are abusing a compromised Microsoft 365 (M365) credential belonging to ConnectWise Cloud Backup (formerly SkyKick) to gain unauthorized access to customers' M365 environments. ConnectWise…