Resource Center
Welcome to our cybersecurity resource center where we uncover how malicious actors exploit weaknesses in systems, while going beyond the technical aspects and examining real-world perspectives across various industries.
LATEST VULNERABILITIES
CVE-2026-20127 is a critical authentication bypass in Cisco Catalyst SD-WAN that allows remote attackers to gain administrative access to network infrastructure. Learn how to detect exposure and validate remediation using NodeZero Rapid Response.
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Proof, Not Promises: Redefining Cybersecurity for the Defense Industrial Base
The Defense Industrial Base (DIB) is the backbone of national security—and is a high-value target for advanced cyber adversaries exploiting weaknesses across the supply chain. In this joint keynote, Snehal Antani, CEO of Horizon3 and special guest Bailey Bickley, Chief of DIB Defense at the NSA Cybersecurity Collaboration Center reveal how the NSA’s Continuous Autonomous…
Vulnerability Management Is Broken: There is a Better Way
July 28, 2025
Scanning and patching aren't enough. Learn the critical difference between being vulnerable and being exploitable—and why it's the key to preventing real-world breaches.
CVE-2025-53770
July 25, 2025
Microsoft SharePoint Remote Code Execution (ToolShell) Vulnerability
CVE-2025-20281
July 24, 2025
Cisco ISE API Unauthenticated Remote Code Execution Vulnerability
Unlocking Next-Level Security with Horizon3 & Optiv
Horizon3 and Optiv lead the charge in the ever-evolving, innovation demanding field of cybersecurity. Find out how in this webinar.
CVE-2025-5777: CitrixBleed 2 Write-Up… Maybe?
July 7, 2025
Background and Confusion On June 17, 2025, Citrix published an advisory detailing CVE-2025-5777 and CVE-2025-5349. Affected products include: On June 25, 2025, they also published an advisory detailing CVE-2025-6543. Affected products include: Of the three vulnerabilities, two of them have been receiving a bit of buzz: While we’ve developed a working exploit for one of…
CVE-2025-34509
July 3, 2025
Sitecore Experience Platform Hardcoded Credentials Vulnerability