Outage in Liquid Web
Patch Deployment for CVE-2026-74580 Impacting Parent Servers
Resolved MinorIncident Report
Summary AI Generated
During scheduled maintenance to patch the CVE-2026-74580 (vghost kernel vulnerability), a subset of Liquid Web's parent servers failed to reboot cleanly, taking their child instances offline as well. The incident lasted approximately 21.6 hours, during which hosted services on the affected infrastructure were unavailable. Parent servers were brought back online first, followed by full restoration and verification of all child instances, with the incident fully resolved on October 21, 2026.
During scheduled evening maintenance, our operations team began deploying security patches to update server kernels to address the CVE-2026-74580 (vghost kernel vulnerability). Following the application of the patch and server reboots we identified a subset of our parent servers did not come up cleanly.
Our engineering and development teams are actively addressing the down server and are working to bring them back online.
Restoring affected parent servers and stabilizing services is currently our highest priority.
We sincerely apologize for the unexpected interruption. Our team is working to bring all impacted systems back online as quickly and safely as possible. Further updates will be posted here as soon as new information becomes available.
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Latest Updates ( sorted recent to last )
RESOLVED
1 day ago - at 10/21/2026 11:26AM
All affected parent servers and child instances are now online, and services have been restored. The incident is considered resolved.
We apologize for the inconvenience and appreciate your patience while our teams worked to restore service.
IDENTIFIED
2 days ago - at 10/20/2026 07:37PM
Our engineering team has successfully brought the affected parent servers back online.
Our engineers are actively working through restoring and verifying all child instances running on those parent servers to ensure full service functionality is restored.
We appreciate your continued patience as we work to bring all impacted systems back online.
IDENTIFIED
2 days ago - at 10/20/2026 01:53PM
During scheduled evening maintenance, our operations team began deploying security patches to update server kernels to address the CVE-2026-74580 (vghost kernel vulnerability). Following the application of the patch and server reboots we identified a subset of our parent servers did not come up cleanly.
Our engineering and development teams are actively addressing the down server and are working to bring them back online.
Restoring affected parent servers and stabilizing services is currently our highest priority.
We sincerely apologize for the unexpected interruption. Our team is working to bring all impacted systems back online as quickly and safely as possible. Further updates will be posted here as soon as new information becomes available.
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