Resolved
Cloudflare · degraded service
Browser isolation session data sync issues
Started 24 Sep 17:26 UTC, resolved 24 Sep 22:37 UTC: it lasted 5 h 11 min.
5 h 11 min
How long it lasted, from the provider's times
3Updates posted
6Other incidents at the same timeWhat it affected
As the provider names itWhat the provider posted
Newest first- 24 Sep 22:37 UTCResolvedThis incident has been resolved.
- 24 Sep 17:28 UTCMonitoringA fix has been implemented and we are monitoring the results.
- 24 Sep 17:26 UTCIdentifiedCloudflare is investigating issues with Browser Isolation's session data sync. Customers that use Browser Isolation may observe errors on acquiring a browser stating that browser storage is unavailable, and they will need to sign into web apps again. They will continue to be able to use browsers during this time.
Around it
From the sources ChangeIntel reads; a match in time is not a causeElsewhere at the same time
- Cloudflare Cloudflare One Clients are incorrectly challenged on some sites
- Cloudflare Delays Starting Cloudflare Workers Builds
- GitHub Disruption with billing information updates
- Cloudflare Cloudflare Access updates delayed
- OpenAI Elevated Error Rates on GPT-6 Astra Pro
- Cloudflare Intermittent 500 errors for backend services on Replicate
Earlier incidents in the 14 days before
- Cloudflare: Customers using BYOIP can have issues updating their BGP prefixes, including advertising or withdrawing prefixes.Service incident · 24 Sep
- Cloudflare: Elevated Errors with any / all in http_response_cache_settingsService incident · 23 Sep
- Cloudflare: Intermittent authentication errors for API and R2Service incident · 23 Sep
- Cloudflare: Increased Errors for Durable ObjectsService incident · 23 Sep
- Cloudflare: Elevated number of R2 503 errors in Australian Eastern Coast regionService incident · 23 Sep
What changed
First observed 14 Oct 2026No field changes in the recorded history.
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