Client-Management Tool Breach Leaked Millions’ Data, Suit Says

Two cloud-based customer relationship-management companies’ failure to implement standard cybersecurity protections made them “easy targets” for cybercriminals, leading to a May data breach that exposed the personal information of 1.5 million individuals, a proposed class action said.

Set Forth Inc. and Centrex Software Inc. had no means to prevent, detect, stop, or mitigate breaches of their systems, according to a complaint filed Wednesday in the US District Court for the Northern District of Illinois.

On May 21, cybercriminals hacked into their systems, accessing the names, Social Security numbers, birth dates, and addresses of at least 1.5 million individuals, including former ...