Provider incident title: “Some sandbox functionality is degraded when using CIDR allowlists”
Started
Tuesday, April 28, 2026
09:30 PM UTC
Duration
8d 15h
total
Resolved
12:55 PM UTC
May 7, 2026
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.
The issue has been resolved
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This incident was sourced from Modal's official status RSS feed. Tickerr polls RSS feeds every 10 minutes and merges updates from the same outage into a single incident timeline.
This incident lasted 8d 15h.
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