Healthcare data of over 100 million people was stolen in a ransomware attack on Change Healthcare, confirming this for the first time. UnitedHealth, the owner of Change, revealed that one-third of Americans were potentially affected by the breach. The stolen data could include health insurance info and personal health records. The company paid a $22m ransom to the ransomware group AlphV/BlackCat. This attack is now the largest data breach in history.

IXON VPN Vulnerabilities Let Attackers Gain Access to Windows & Linux Systems
A security assessment by Shelltrail revealed three critical vulnerabilities in the IXON VPN client, allowing privilege escalation on Windows and Linux. Identified as CVE-2025-ZZZ-01, CVE-2025-ZZZ-02,