Security Insights
Latest threat analysis, industry news, and security best practices from our expert team.
CoSnitch Attack: Defending Microsoft 365 Copilot Against Prompt Injection and Architecture Reconnaissance
CoSnitch: When Your AI Assistant Becomes the Reconnaissance Tool Security researchers have disclosed a novel attack technique dubbed CoSnitc...
CoSnitch: Microsoft Copilot Personal One-Click Data Exfiltration — Detection and Remediation Guide
Introduction Varonis Threat Labs has disclosed a set of three vulnerabilities in Microsoft Copilot Personal, collectively named CoSnitch, th...
CISA KEV Alert: Four Actively Exploited CVEs in Microsoft IKE, SharePoint, VMware vCenter, and macOS — Detection and Remediation Guide
Introduction On August 18, 2026, CISA added four new vulnerabilities to its Known Exploited Vulnerabilities (KEV) Catalog based on confirmed...
Oracle Drops 139 Critical Network-Exploitable CVEs (CVSS Up to 10.0) — Emergency Triage and Hardening Guide
When NVD publishes 139 CRITICAL-severity, network-exploitable CVEs against a single vendor in a 72-hour window, that vendor is Oracle — and ...
CVE-2026-65400: Apple macOS Screen Sharing Authentication Bypass — Detection and Remediation Guide
Overview On August 18, 2026, CISA added CVE-2026-65400 to the Known Exploited Vulnerabilities (KEV) catalog, confirming what many of us in t...
CVE-2026-33824: Microsoft IKE Service Extensions Double Free Actively Exploited — Detection, Hunting, and Remediation Guide
CVE-2026-33824: Microsoft IKE Service Extensions Double Free — Actively Exploited, Patch Now On August 18, 2026, CISA added CVE-2026-33824 t...
AI Agent 'Mind Viruses': Detecting and Containing Self-Propagating Prompt Injection in Agent Harnesses
Introduction On August 10, 2026, security researchers at Anthropic and Switzerland's EPFL released a preprint demonstrating something many o...
Rapid7 Q2 2026 Threat Landscape: AI-Compressed Exploitation Is Killing Traditional Patch Cycles — A Defender's Playbook
The Disclosure-to-Exploitation Window Has Collapsed Rapid7 Labs' Q2 2026 Quarterly Threat Landscape Report lands on a conclusion many of us ...
Windows Task Host Privilege Escalation Now Exploited by Ransomware Gangs — CISA KEV Detection and Remediation Guide
Introduction The U.S. Cybersecurity and Infrastructure Security Agency (CISA) has updated its Known Exploited Vulnerabilities (KEV) catalog ...