CISA added five vulnerabilities to its Known Exploited Vulnerabilities Catalog in June 2026 — Android Framework RCE, Linux kernel privesc, Oracle WebLogic access, PAN-OS VPN bypass, and trojanized Daemon Tools builds. Here is what defenders need to know and do.
OpenAI launched Daybreak — frontier models plus the Codex Security agentic framework for vulnerability detection that reads business logic, not just patterns. Discovery through patch validation in one pipeline. What it changes for AppSec and red teams.
Zero-days went from rare events to the 2026 baseline: the Chrome double zero-day, the APT28 re-exploited Windows Shell flaw, and Adobe's four-month window. The data, the CVEs, and a six-step defense playbook.
Microsoft’s April 2026 Patch Tuesday fixed 168 vulnerabilities — an exploited SharePoint zero-day (CVE-2026-32201), the BlueHammer Defender EoP, and a CVSS 9.8 IKE RCE. Complete breakdown and patching order inside.