AppCheck NG incident
Partial public web application scanner outage
AppCheck NG experienced a major incident on October 8, 2026 affecting Web App Scanner, lasting 16h 58m. The incident has been resolved; the full update timeline is below.
Affected components
Update timeline
- investigating Oct 08, 2026, 03:18 PM UTC
An incident has occurred affecting two of AppCheck's public scan hubs, hubs 32 and 33. Scans running on these hubs are currently unable to progress. Newly started scans and scans running on other scan hubs are unaffected. We are currently investigation the extent of the problem with affected scans and what actions can be taken to recover them.
- identified Oct 08, 2026, 04:30 PM UTC
We have identified affected scans are are reassigning them to other hubs. Affected scans will show as aborted and then restarted. We are still investigating the cause of the incident.
- identified Oct 08, 2026, 05:00 PM UTC
All effected scans have now been reassigned to other public scan hubs, and no new scans are affected. We are continuing to investigate the initial cause of the incident.
- monitoring Oct 08, 2026, 05:01 PM UTC
A fix has been implemented and we are monitoring the results.
- resolved Oct 09, 2026, 08:17 AM UTC
We have identified the cause and resolved the issue. We will continue to work on avoiding future occurrences.