Affected components
Sandbox execution (Sandboxes)
Update timeline
- investigating Apr 28, 2026, 09:30 PM UTC
Due to a code change, CIDR allowlists were applied too aggressively, and egress used for some sandbox functionality (including tunnels, exec API, filesystem API, and connection tokens) was unintentionally blocked. A fix has been merged and is being rolled out.
- investigating Apr 28, 2026, 09:30 PM UTC
Due to a code change, CIDR allowlists were applied too aggressively, and egress used for some sandbox functionality (including tunnels, exec API, filesystem API, and connection tokens) was unintentionally blocked. A fix has been merged and is being rolled out.
- resolved Apr 29, 2026, 08:32 PM UTC
The issue has been resolved
Looking to track Modal downtime and outages?
Pingoru polls Modal's status page every 5 minutes and alerts you the moment it reports an issue — before your customers do.
- Real-time alerts when Modal reports an incident
- Email, Slack, Discord, Microsoft Teams, and webhook notifications
- Track Modal alongside 5,000+ providers in one dashboard
- Component-level filtering
- Notification groups + maintenance calendar
Start monitoring Modal for free
5 free monitors · No credit card required