Weekly Cyber Security News 18/06/2026

Let’s catch up on the more interesting vulnerability disclosures and cyber security news gathered from articles across the web this week. This is what we have been reading about on our coffee break!

There will be holes in any application. Do you trust it?

• Critical Copilot vulnerability allowed hackers to seal 2FA code from users

Maybe child play attack, but the analysis is fascinating and raises some good points:

• Junior Hacker Used Tailscale and OpenSSH to Keep Access After His C2 Went Offline

Are you sure about your kit?

• Windows and Linux users: The deadline to update Secure Boot keys is near