Aug 31, 14:20 UTC
Resolved - This incident has been resolved.
Aug 31, 12:21 UTC
Monitoring - This issue only affected a small subset of visitors that landed on Custom Error Pages created by Cloudflare customers that contained additional meta tag with name="referrer" and content="never" attributes. Removing this meta tag from your Custom Error Pages solves this problem.
Aug 31, 11:01 UTC
Investigating - Cloudflare has identified an issue where some visitors may experience issues passing Challenge Pages.
This is a companion discussion topic for the original entry at https://www.cloudflarestatus.com/incidents/4c9w04j0qznr