Cisco Umbrella incident
[Cisco Umbrella & Cisco Secure Connect] Secure Web Gateway Degradation
Resolved after 17 hours 13 minutes, affecting SWG and SWG, on October 21, 2026.
The issue affecting Secure Web Gateway traffic, caused by a third-party certificate issue, has been resolved as of 07:56 UTC on October 22, 2026. Cisco engineering has completed and validated the remediation across all affected services, and all services are operating as expected. We apologize for any inconvenience caused and thank you for your patience. We're Here to Help If you continue to experience issues, please contact our support team. Thank you for your understanding as we improve your Cisco Secure Connect and Cisco Umbrella experience.
Affected components
Update timeline
- investigating Oct 21, 2026, 02:56 PM UTC
We are addressing an issue affecting SWG traffic across Cisco Umbrella and Cisco Secure Connect. Customers with file inspection enabled for SWG traffic are not expected to experience this issue. Customers without file inspection enabled may continue to experience SWG traffic disruptions while the fix is being rolled out. Engineering is rolling out a fix across the affected infrastructure. We’ll provide further updates as the rollout progresses.
- identified Oct 21, 2026, 03:53 PM UTC
Cisco engineering continues to roll out and validate a remediation for the impact on SWG traffic caused by the eMudhra certificate issue across Cisco Umbrella and Cisco Secure Connect.
- resolved Oct 22, 2026, 08:09 AM UTC
The issue affecting Secure Web Gateway traffic, caused by a third-party certificate issue, has been resolved as of 07:56 UTC on October 22, 2026. Cisco engineering has completed and validated the remediation across all affected services, and all services are operating as expected. We apologize for any inconvenience caused and thank you for your patience. We're Here to Help If you continue to experience issues, please contact our support team. Thank you for your understanding as we improve your Cisco Secure Connect and Cisco Umbrella experience.
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