Zero Hash incident
Elevated 500 err response on multiple endpoints
Zero Hash experienced a major incident on November 18, 2025 affecting PARTICIPANTS and ONBOARDING and 1 more component, lasting 2h 35m. The incident has been resolved; the full update timeline is below.
Affected components
Update timeline
- monitoring Nov 18, 2025, 12:08 PM UTC
We are currently impacted by an ongoing Cloudflare incident causing elevated error rate on our endpoints. The error is httpResponse: 500 More information can be found here https://www.cloudflarestatus.com/
- monitoring Nov 18, 2025, 12:09 PM UTC
We are continuing to monitor for any further issues.
- monitoring Nov 18, 2025, 01:43 PM UTC
We have seen a significant improvement in Error rates. However, we are continuing to monitor the situation on Cloudflare side until the incident is marked fully resolved. https://www.cloudflarestatus.com/
- resolved Nov 18, 2025, 02:44 PM UTC
Cloudflare have implemented a fix and the incident is now marked as resolved.