June 16, 2026 Google’s Threat Intelligence Group (GTIG) uncovered a long-running Chinese cyber-espionage campaign targeting North American medical, academic, and military research institutions that remained undetected for over a year. …
Infinite Campus Data Breach Exposes 137,000 Users Personal Details
June 16, 2026 Infinite Campus, a widely used student information system in U.S. K-12 schools, has disclosed a data breach affecting approximately 137,000 individuals. The incident has been linked to …
OptinMonster Plugin Hack Exposes 1.2 Million WordPress Sites to Cyberattack
June 16, 2026 A large-scale supply chain attack targeting widely used WordPress plugins has exposed more than 1.2 million websites to potential compromise after attackers injected malicious code into legitimate …
Ransomware Ecosystem Consolidates Around LockBit Alumni, Qilin, Hyflock, and The Gentlemen
June 16, 2026 The global ransomware landscape shifted noticeably in the first quarter of 2026, as former operators from well-known criminal groups began launching their own competing programs. Data leak …
LiteSpeed cPanel Plugin 0-Day Vulnerability Actively Exploited in the Wild
June 16, 2026 A critical zero-day vulnerability in the LiteSpeed cPanel user-end plugin is being actively exploited in the wild, posing a serious threat to shared hosting environments worldwide. The …
Cisco SD-WAN vManage Vulnerability Exploited in Zero-Day Attacks
June 16, 2026 Cisco has disclosed a critical security issue in its Catalyst SD-WAN Manager (formerly vManage) that is now being actively exploited in zero-day attacks, raising concerns for enterprise …
Nearly 14,000 SimpleHelp Servers Exposed Amid Critical Authentication Bypass Disclosure
June 16, 2026 Nearly 14,000 internet-facing SimpleHelp servers are exposed following the disclosure of a critical authentication bypass vulnerability tracked as CVE-2026-48558. The flaw raises serious concerns for enterprises using …
Microsoft Site Showing Warning Following Certificate Expiry
June 15, 2026 Microsoft seems to have failed certificate management after a domain used by sysadmins globally to test connectivity to Microsoft 365 started generating untrusted connection warnings in browsers …
DPAPISnoop Tool Extracts CREDHIST Hashes for Offline Windows Credential Recovery
June 15, 2026 The open-source DPAPISnoop tool has been enhanced to extract CREDHIST entries, enabling offline cracking of historical Windows credentials and deeper insight into password patterns. Lefteris Panos, Security …
SHADOWBYT3$ Allegedly Claim Breach of Nintendo, Stealing Sensitive Data
June 15, 2026 Threat intelligence sources have reported that the threat actor group SHADOWBYT3$ has allegedly breached Nintendo, claiming to have exfiltrated approximately 859 MB of sensitive internal data. The …