Iranian Hackers Breach U.S. Critical Energy Infrastructure
State-sponsored cyber actors from Iran successfully exploited vulnerabilities in Microsoft Exchange and Fortinet systems to gain access to U.S. critical infrastructure networks. The campaign targeted cloud environments belonging to government entities and energy sector organizations in the U.S., U.K., and Saudi Arabia. Industrial security experts noted a 124% surge in such attacks, indicating that Tehran is increasingly utilizing cyber warfare as a proxy weapon to exert pressure on Western allies during the ongoing Middle East hostilities.
Date: May 22, 2026
Location: United States
Conflict: US-Iran Conflict
Category: cyber
Severity: HIGH
Source: Industrial Cyber