Cybersecurity Headlines

Cisco releases open-source CAIRN framework
Muse zero-day opens the door to account takeovers
Microsoft can't wake up from Nightmare Eclipse
Get the show notes here: https://cisoseries.com/cybersecurity-news-cairn-framework-muse-zero-day-bigdiskbuster/ 
Huge thanks to our episode sponsor, Nudge Security

Here's a question that might make you sweat…how many AI agents are running in your org right now?
Not sure? You're not alone.
But, we have good news. Nudge Security now includes AI Agent Discovery, in addition to Day One discovery of every other AI and SaaS app.
For each agent, you'll see who built it, what it's connected to, and risks like destructive permissions. And, Nudge gives you smart automation to engage the right person to fix the risk. No chasing people down for answers.
Give it a try for free at nudgesecurity.com/cisoseries

ShinyHunters hijacks Clop's own leak site
Fake LastPass installers kill security tools
Trusted npm release carries GHAPPIER malware
Huge thanks to our episode sponsor, Nudge Security

Here's a question that might make you sweat…how many AI agents are running in your org right now?
Not sure? You're not alone.
But, we have good news. Nudge Security now includes AI Agent Discovery, in addition to Day One discovery of every other AI and SaaS app.
For each agent, you'll see who built it, what it's connected to, and risks like destructive permissions. And, Nudge gives you smart automation to engage the right person to fix the risk. No chasing people down for answers.
Give it a try for free at nudgesecurity.com/cisoseries
Get the show notes here: https://cisoseries.com/cybersecurity-news-september-22-2026/

Researchers escape OpenAI Codex sandbox to run commands on host
AI Force proposed to monitor technology
Congress eyes new support for Cyber Command after recent suicide deaths
Get the show notes here: https://cisoseries.com/cybersecurity-news-openai-codex-sandbox-escape-president-proposes-ai-force-cyber-command-suicides/
Huge thanks to our episode sponsor, Nudge Security

Here's a question that might make you sweat…how many AI agents are running in your org right now?
Not sure? You're not alone.
But, we have good news. Nudge Security now includes AI Agent Discovery, in addition to Day One discovery of every other AI and SaaS app.
For each agent, you'll see who built it, what it's connected to, and risks like destructive permissions. And, Nudge gives you smart automation to engage the right person to fix the risk. No chasing people down for answers.
Give it a try for free at nudgesecurity.com/cisoseries

Read the full stories at CISOSeries.com.
This week's Department of Know is hosted by Sarah Lane, with guests Jason Thomas, senior director of technology security, governance, and risk at the Cystic Fibrosis Foundation, and Jay Wilson, CISO and CIO at Insurity.
Missed the live show? Check it out on YouTube.
The Department of Know is live every Friday at 4:00 p.m. ET. Join us each week by registering for the open discussion at CISOSeries.com.
Big thanks to our sponsor, Vanta

Risk and regulation ramping up—and customers expect proof of security just to do business. Vanta's automation brings compliance, risk, and customer trust together on one AI-powered platform. So whether you're prepping for a SOC 2 or running an enterprise GRC program, Vanta keeps you secure—and keeps your deals moving. Learn more at vanta.com/ciso.

Nuclear-style safeguards proposed for AI risks
Key lawmaker suggests action on AI safety legislation will wait until 2027
CISA releases cyber decoy guidance for infrastructure defenses
Get the show notes here: https://cisoseries.com/cybersecurity-news-september-18-2026/
Huge thanks to our episode sponsor, Vanta

Risk and regulation ramping up—and customers expect proof of security just to do business. Vanta's automation brings compliance, risk, and customer trust together on one AI-powered platform. So whether you're prepping for a SOC 2 or running an enterprise GRC program, Vanta keeps you secure—and keeps your deals moving. Learn more at vanta.com/ciso.