Patch Tuesday Update – October 2025

In total, including third-party CVEs, in this Patch Tuesday edition, Microsoft published 196 CVEs, including 21 republished CVEs. Overall, Microsoft announced 3 Zero-Day, 17 Critical, and 164 Important vulnerabilities. From an Impact perspective, Escalation of Privilege vulnerabilities accounted for 46%,…

Hackers Breach F5 and Stole BIG-IP Source Code and Undisclosed Vulnerability Data

F5 Networks confirmed that a sophisticated nation-state threat actor infiltrated its systems, exfiltrating proprietary BIG-IP source code and confidential vulnerability information. The incident, which began in August 2025, targeted F5’s product development and engineering knowledge platforms, prompting an immediate response…

What is a cloud access security broker (CASB)?

<p>A cloud access security broker (CASB) is a software tool or service that sits between an organization’s on-premises <a href=”https://www.techtarget.com/searchdatacenter/definition/infrastructure”>infrastructure</a> and a <a href=”https://www.techtarget.com/searchitchannel/definition/cloud-service-provider-cloud-provider”>cloud provider’s</a> infrastructure. A CASB tool provides a unified and consistent method of delivering cloud security for…