This episode covers critical zero-day exploits hitting Palo Alto firewalls before disclosure, an unpatched Linux privilege escalation flaw called Dirty Frag, and ShinyHunters breaching Canvas for the second time. Adrian breaks down how the window between vulnerability discovery and exploitation is collapsing fast. If you're running enterprise infrastructure or Linux systems, this Signal Check is essential listening.

Stories covered:

- PAN-OS RCE Exploit Under Active Use Enabling Root Access and Espionage (The Hacker News) - https://thehackernews.com/2026/05/pan-os-rce-exploit-under-active-use.html

- Linux Kernel Dirty Frag LPE Exploit Enables Root Access Across Major Distributions (The Hacker News) - https://thehackernews.com/2026/05/linux-kernel-dirty-frag-lpe-exploit.html

- Canvas login portals hacked in mass ShinyHunters extortion campaign (BleepingComputer) - https://www.bleepingcomputer.com/news/security/canvas-login-portals-hacked-in-mass-shinyhunters-extortion-campaign/

- 2026 Cocodona 250 Mile Results: Rachel Entrekin Wins Outright and Kilian Korth Takes Men’s Race in Record Times (iRunFar) - https://www.irunfar.com/2026-cocodona-250-mile-results

- Poland says hackers breached water treatment plants, and the US is facing the same threat (TechCrunch) - https://techcrunch.com/2026/05/08/poland-says-hackers-breached-water-treatment-plants-and-the-u-s-is-facing-the-same-threat/

- DOGE used ChatGPT in a way that was both dumb and illegal, judge rules (The Verge) - https://www.theverge.com/policy/927071/doge-chatgpt-grants-canceled