Obsidian Security incident
Obsidian Administration UI Access - Cloudflare Outage
Obsidian Security experienced a major incident on November 18, 2025 affecting Admin Portal and UI and Admin Authentication & SSO and 1 more component, lasting 6h 11m. The incident has been resolved; the full update timeline is below.
Affected components
Update timeline
- identified Nov 18, 2025, 12:16 PM UTC
Obsidian is aware of and tracking the widespread issues with Cloudflare which may be impacting access to the Administration UI. We will post additional updates as we learn of recovery and next steps.
- monitoring Nov 18, 2025, 02:53 PM UTC
Cloudflare has implemented a fix and we are now observing a return to normal operation of the Administration UI. Obsidian will continue monitoring this incident to ensure full resolution.
- identified Nov 18, 2025, 03:47 PM UTC
On-going monitoring following a fix applied by Cloudflare indicate a continuation of intermittent issues accessing the Administration UI. Additional mitigation efforts are underway and further updates will be provided as those efforts progress.
- monitoring Nov 18, 2025, 05:39 PM UTC
Following additional mitigation efforts by the Cloudflare team, our monitoring and telemetry reflect a return to normal error rates across the Obsidian platform. Obsidian will continue monitoring this incident to ensure full resolution.
- resolved Nov 18, 2025, 06:27 PM UTC
This incident has been resolved. Our monitoring is no longer showing elevated error rates and all components across the Obsidian platform are fully operational.