Outage report · Major outage

Box outage on Sep 29, 2026

[Critical] Issues with All Files Page, Box Notes, API calls, logins and downloads

SeverityMajor outage

StartedSep 29, 2026, 14:15UTC

ResolvedSep 29, 2026, 15:30UTC

Duration1h 14m

What happened

Box reported a major outage starting Sep 29, 2026, 14:15 UTC. It was marked resolved at Sep 29, 2026, 15:30 UTC.

The incident lasted 1h 14m from first report to resolution.
Box had reported 14 other partial or major outages in the 90 days before it.
8 other vendors we track reported a significant incident within 12 hours of it.

Latest update from Box

We recently addressed an issue that briefly affected the All Files page, Box Notes, API traffic, logins, and downloads in Box. We would like to take the opportunity to further explain this issue and the steps we have taken to keep it from happening in the future. On Tuesday, September 29, 2026 between approximately 6:39 AM PDT and 6:44 AM PDT, some customers may have experienced errors when using Box. The issue occurred when several database instances simultaneously became unavailable due to a disruption in our cloud-managed infrastructure. Our internal systems detected the unhealthy instances and automatically rerouted traffic to a healthy copy, which fully restored service availability. # Analysis Our database service is generally deployed evenly across multiple availability zones in order to reduce coupling to a single failure domain within our cloud infrastructure. However, VM scheduling within a given availability zone is managed by the compute service itself. In this instance,

Read Box's official incident report ↗