THE Security Affairs newsletter Round 581, authored by Pierluigi Paganini and released on June 14, 2026, features top security articles focusing on various cybersecurity topics including vulnerabilities, malware, and exploits. Key highlighted articles include: 1) U.S.
CISA noting an Oracle PeopleSoft vulnerability; 2) a breach of a California water utility linked to Iranian group Handala; 3) multiple critical vulnerabilities found in various software including Chrome, Ivanti, and Fortinet; 4) rising malware threats like the OnyxC2 service; and 5) significant data breaches affecting large organizations and platforms. The newsletter emphasizes the ongoing escalation in cyber threats and the need for heightened awareness and responsiveness in cybersecurity.