Cloudflare incident
Cloudflare Zero Trust Gateway Issues — FedRAMP High
Cloudflare experienced a major incident on May 23, 2026 affecting Zero Trust, lasting 12m. The incident has been resolved; the full update timeline is below.
Affected components
Update timeline
- investigating May 23, 2026, 07:25 PM UTC
Cloudflare is investigating issues with the DNS resolver component within Gateway for customers in the FedRAMP High environment. Affected customers using WARP may experience DNS lookup failures and be unable to reach sites through Gateway. This issue is limited to the FedRAMP High environment and does not affect commercial Cloudflare Gateway customers. We are working to mitigate this problem. More updates to follow shortly.
- identified May 23, 2026, 07:29 PM UTC
The issue has been identified and a fix is being implemented.
- monitoring May 23, 2026, 07:35 PM UTC
A fix has been implemented and we are monitoring the results.
- resolved May 23, 2026, 07:37 PM UTC
This incident has been resolved.