Summary
ConnectWise patched a critical vulnerability (CVE-2026-3564) in ScreenConnect that allows attackers to extract cryptographic machine keys and bypass session authentication. The flaw enables unauthorized access and privilege escalation, which is a significant risk to MSPs and their downstream clients.
Take Action:
Treat this update as an emergency change because remote access tools are primary targets for lateral movement and supply chain attacks. If you run on-premises ScreenConnect, verify your version immediately, patch ASAP.
Read the full article on BeyondMachines
This article was originally published on BeyondMachines
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