Cybersecurity Headlines — September 23, 2026


From the Trenches

As a cybersecurity practitioner, I’m seeing a surge in actively exploited vulnerabilities that are being pushed to patches right away. The latest from CISA alerts of active exploitation of three Linux kernel flaws - this is not a drill, folks. These vulnerabilities are being used in the wild, and it’s essential that users patch them ASAP.

What’s even more concerning is that these exploits could have been prevented with some basic patching and configuration changes. It’s a stark reminder that security is everyone’s responsibility, not just the responsibility of IT teams. Linux users beware - this is a clear call to action to take advantage of the patches being made available by CISA.

The FCIA’s FC-SP-3 standard for quantum-computing security is another area worth paying attention to. As we move towards a world where quantum computers become more prevalent, it’s crucial that we have standards in place to protect our data and systems. But for now, let’s focus on the immediate risks and patch those vulnerabilities.

🔧 Patch Priority: The three Linux kernel flaws being exploited by CISA are critical, and users of affected distributions should prioritize patching them as soon as possible.


Compiled daily. Stay patched, stay vigilant.