Attackers are exploiting a Microsoft Outlook flaw from 2017 in targeted attacks.
A public exploit for BlueKeep has not yet been released, but a number of researchers have developed proofs-of-concept exploiting the Remote Desktop Protocol (RDP) vulnerability. Time may be running out for organizations that have still not applied Microsoft's patch.
The Silexbot malware is compromising IoT devices and destroying their file systems and rebooting them, in an apparent attempt to stop botnet controllers from owning them.
The United States Department of Homeland Security warned that Iranian nation-state attackers could lob malware capable of wiping hard drives and physically destroying machines against U.S. targets as the two countries remain locked in a political game of one-upmanship.
It took only a few days for a Linux worm to start exploiting the vulnerability in the Exim mail transfer agent. Microsoft said some Azure customers have already been affected.