Cloudflare incident: Intermittent authentication errors for API and R2

Affected components

• R2

1. resolvedSep 23, 2026, 20:59 UTC

   This incident has been resolved.

2. monitoringSep 23, 2026, 20:09 UTC

   A fix has been implemented and we are monitoring the results.

3. identifiedSep 23, 2026, 09:08 UTC

   A known issue affected authentication for a small percentage of requests to the API and R2. The issue was identified on Sep 22 at 13:30 UTC, and major impact was mitigated at 19:00 UTC. Our team is actively working to resolve the residual impact.

What APIStatus.watch saw

Our 5-minute checks didn't record a change in Cloudflare's overall status around this incident. Smaller or regional incidents often leave a provider's overall status green.

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• Telnyx: Intermittent 5XX responses on various API endpointsMajor · Sep 23, 2026, 13:49 UTC
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How often does Cloudflare have incidents?

Cloudflare reported 38 incidents in the last 90 days, 1 of them major or critical. A typical incident lasted 1h 28m. See Cloudflare's uptime and incident history