Hello,
I found a critical bug in v0, where I can submit it ?
I appreciate you coming here to share a bug reports. You can share feedback for most issues within v0 or here in the community. 
If you found a potential security vulnerability, you can report it directly to our security team. Please send all relevant information (including reproduction steps) to responsible.disclosure@vercel.com in that case.
Other ways to contact us are kept up-to-date in this guide:
thank you, it’s a critical bug so I’ll send an email to security team.