John Untz

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gigaom leader attack surface management radar 2026

Bishop Fox Named Leader & Fast Mover in the 2026 GigaOm Radar!

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Bishop Fox Named Leader & Fast Mover in the 2026 GigaOm Radar!

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Meet the Author

John Untz Senior Security Engineer, Exploit Developer

John is a Senior Security Engineer, Exploit Developer, where he focuses on reverse engineering emerging threats and developing advanced capabilities to protect our customers' attack surfaces. Prior to joining Bishop Fox, John served in a number of selectively manned US Air Force teams, and is a graduate of the NSA's Computer Network Operations Development Program (CNODP).

Posts from John Untz

May 22, 2026

Detecting CVE-2026-0265 at Scale: PAN-OS CAS Authentication Bypass

Apr 07, 2026

API Authentication Bypass in FortiClient EMS 7.4.5-7.4.6–CVE-2026-35616

Mar 09, 2026

Pre-Authentication SQL Injection in FortiClient EMS 7.4.4 - CVE-2026-21643

Nov 19, 2025

Fortinet FortiWeb Authentication Bypass – CVE-2025-64446

Events from John Untz

Friday May 8

Linux Kernel Exploit, GitHub RCE, and Canvas Cyberattack

Friday May 1

cPanel Auth Bypass, Claude AI Code Risks, and Trigona Ransomware

Friday, April 10

GitHub Malware, DNS Hijacking, Ransomware Speed & AI Exploits

Friday, April 3

Inherited Access, AI Permissions, Supply Chain Attacks & Edge Exposure

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