July 6, 2026
The Gentlemen ransomware crew exploited a zero-day in a signed Kontron driver to disable endpoint defenses via BYOVD, gaining kernel-level access to terminate security processes before deploying ransomware. CVE-2026-46242 (Bad Epoll) now has a public proof-of-concept for a Linux kernel use-after-free that enables privilege escalation on 6.4+ kernels with 99% reliability. Medtronic is notifying 3.8 million individuals after a ShinyHunters data breach exposed personal and medical data. Multiple new red-team tools and offensive-security frameworks including T3MP3ST, goshs, and Knossos were released, alongside DOJ filings revealing how Microsoft telemetry helped the FBI identify alleged Scattered Spider member Peter Stokes via Windows Global Device ID correlation.
June 25, 2026
Cisco Catalyst SD-WAN Manager zero-day CVE-2026-20245 allows attackers to escalate from admin accounts to root by uploading malicious CSV files, as disclosed by Mandiant. Microsoft and Europol disrupted the shared infrastructure behind Amadey and StealC infostealers in Operation Endgame, recovering ~27M credentials and seizing over $47M. Anthropic alleges Alibaba illicitly extracted capabilities from Claude, highlighting emerging model-distillation IP-theft disputes. A stealthy Mistic RAT serves as entry point for initial-access broker Woodgnat (aka KongTuke), feeding multiple ransomware families including Qilin, Interlock, and Black Basta.
June 24, 2026
Critical vulnerabilities hit domain controllers as CVE-2026-41089 (Netlogon RCE) and Onelogon (Zerologon bypass) emerge, while FortiBleed credential-harvesting campaign reaches Finnish organizations after compromising 110M+ credentials from 430K+ Fortinet devices. Major supply-chain threats include Klue OAuth attacks affecting LastPass, malicious npm packages impersonating PostCSS, and Cordyceps malicious pull requests targeting Azure/Google/Apache projects; Anthropic's Mythos model discovered Squidbleed (Heartbleed-style flaw in Squid) and vulnerabilities in classified US systems.