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🎓️ Vulnerable U | #177

Jul 17, 2026

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7 min read

🎓️ Vulnerable U | #177

Record breaking patch tuesday, AI 0days, Hacker perp walks, job interviews that get you hacked, and much more!

Matt Johansen
Matt Johansen

Newsletter

🎓️ Vulnerable U | #176

Jul 10, 2026

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9 min read

🎓️ Vulnerable U | #176

Microsoft ID used to track hackers in court case, Vidar infostealer intel breakdown, Zero days to watch out for, and much more!

Matt Johansen
Matt Johansen

Newsletter

🎓️ Vulnerable U | #175

Jul 3, 2026

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7 min read

🎓️ Vulnerable U | #175

Free Fable! Fortibleed updates, New Citrix and Oracle active attacks, and much more!

Matt Johansen
Matt Johansen

Newsletter

🎓️ Vulnerable U | #174

Jun 26, 2026

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8 min read

🎓️ Vulnerable U | #174

Fortibleed is a bigger nightmare than we thought, Scattered Spider members go to jail, LastPass has another breach this time via Salesforce, and much more!

Matt Johansen
Matt Johansen

Newsletter

🎓️ Vulnerable U | #173

Jun 19, 2026

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7 min read

🎓️ Vulnerable U | #173

Free Mythos! Fortinet having massive security issues, FIFA has a near miss on massive security vulnerability in the World Cup streams, and much more!

Matt Johansen
Matt Johansen

Newsletter

Vulnerable U | #172

Jun 12, 2026

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7 min read

Vulnerable U | #172

Mythos and Fable updates, AI agents falling for phishing emails, Iran hacked California water providers, ServiceNow breach, and more!

Matt Johansen
Matt Johansen

Newsletter

Vulnerable U | #171

Jun 5, 2026

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10 min read

Vulnerable U | #171

Meta's AI disaster, Whitehouse executive order on AI security, more npm worms, and more publicly disclosed vulns from researchers

Matt Johansen
Matt Johansen

Newsletter

🎓️ Vulnerable U | #170

May 29, 2026

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6 min read

🎓️ Vulnerable U | #170

Microsoft kicked the hornets nest, Mythos be Mythosing, FBI warnings about in person social engineering, and much more!

Matt Johansen
Matt Johansen

Newsletter

🎓️ Vulnerable U | #169

May 22, 2026

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8 min read

🎓️ Vulnerable U | #169

Github hack, npm madness, Cloudflare's experience with Mythos, CISA embarrassing data leak, and much more!

Matt Johansen
Matt Johansen

Newsletter

🎓️ Vulnerable U | #168

May 15, 2026

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8 min read

🎓️ Vulnerable U | #168

So many more supply chain worms, so many more linux 0days, some android 0days as a treat, and much more!

Matt Johansen
Matt Johansen

Newsletter

🎓️ Vulnerable U | #167

May 8, 2026

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7 min read

🎓️ Vulnerable U | #167

Massive education software hacked - Canvas ransomware, AI layoffs, Zero days in edge devices, Iran pretending to be cybercrime group, and more!

Matt Johansen
Matt Johansen

Newsletter

🎓️ Vulnerable U | #166

May 1, 2026

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8 min read

🎓️ Vulnerable U | #166

GitHub RCE, Widespread vulnerability in most Linux distros gives users root, Robinhood with a very clever phishing attack, and much more!

Matt Johansen
Matt Johansen
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Vulnerable U

Vulnerable U

Infosec's favorite weekly newsletter for news, tools, and tips with 38,000+ CISOs, founders, change-makers, and straight up hackers.


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