Thomson Reuters Court Software Breach May Have Exposed SSNs and Sealed Data

Thomson Reuters disclosed on Wednesday that an unauthorized party obtained files from C-Track, the court case management platform sold by its West Publishing Corporation unit, in March 2026, affecting courts in 11 U.S. states, the U.S.

Virgin Islands, and Ontario, Canada. West Publishing said it discovered the activity on June 30, 2026.

A subset of court records could contain individuals' names