The worst hacks and breaches of 2026 (so far)

This report summarizes a series of high-impact cyber incidents in 2026 including an alleged massive Social Security database exposure, destructive device-wiping attacks attributed to Iranian actors against a U.S. medical company, supply-chain compromises of open-source tools affecting major tech firms, widespread data exposures of passports and driver licenses, breaches impacting the FBI’s surveillance systems, and disruptive extortion campaigns by groups like ShinyHunters that have targeted education and consumer companies.