Posted on: Thu, 06 Nov 2025 23:25:03 UTC
Impact Start Time: Thu, 06 Nov 2025 20:13:00 UTC

ZDP Endpoint – BSOD Issue
Customer Impact: Preliminary observations indicate that Windows endpoints running ZDP Endpoint v25.10.0.16 may encounter unexpected system crashes (BSOD).
Available Workaround: To reduce exposure while our teams finalize a fix, customers are advised to temporarily disable Zscaler Data Protection (Endpoint) on affected devices running this specific version.
Status: In Progress
Event Type: Service Degradation

Zscaler is aware of an issue impacting Zscaler Data Protection (Endpoint). Devices running ZDP Endpoint version 25.10.0.16 may experience unexpected system crashes (Blue Screen / BSOD). We are continuing further analysis to refine the specific behavior characteristics and triggering conditions. Further rollout of this build has been halted pending root cause confirmation. Customers who are not on this specific endpoint version are not impacted.

For additional detail, customers may refer to updates in the Zscaler Customer Support Portal (CSP) under Service Status. Status changes and updates will be posted there as they become available.

Incident Status: In Progress
Next Update: 240 Minutes