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Outage in Zscaler

Data Plane and traffic forwarding issue

Resolved Minor
September 15, 2026 - Started 3 days ago - Lasted about 9 hours

Incident Report

Summary AI Generated

**Zscaler experienced a multi-component outage lasting approximately 8.8 hours affecting its zscaler.net Cloud.** The incident impacted traffic forwarding, user authentication, the Administration UI, Source IP Anchoring (SIPA), Zscaler Client Connector portal, and SCIM auto-provisioning, preventing a subset of customers from logging in and enforcing user policies. Zscaler isolated the problem and implemented mitigation efforts to restore service.

Zscaler has detected an issue with the administration UI and user authentication on its zscaler.net Cloud. A Subset of customers may encounter issues with Administration UI login, Authentication, User Policies, Zscaler Client Connector portal, and SCIM auto-provisioning. We will continue to provide updates here as the investigation progresses. For detailed updates, please check the Service Status section in your Zscaler customer support portal (CSP). Status changes and additional details will be posted there as they become available.Update - Tue, 15 Sep 2026 13:57:48 UTCZscaler is actively prioritizing this issue and working to isolate the problem and identify the root cause. Mitigation efforts are currently underway. We appreciate your patience and understanding during this investigation. Additional updates will be provided as more information becomes available.

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