Companies/Webex/Incidents

Webex: Webex Hybrid Services: Users may notice sync delays with the Hybrid Calendar service

Affected components: 47448f0046ae11e98e97197dc746beebf3a06f80e22111eea5d48b588b5555520908c840e22211ee8e81137cd248cb38Calendar Service

Timeline of updates

1. investigating2026-11-12 19:06 UTCEdited

   Engineering is investigating an issue affecting calendar synchronization between the Webex App and O365 through the Hybrid Calendar Service. Users may be unable to schedule, update, or cancel meetings using Webex. Newly created or updated meetings may not appear in the Webex App calendar, and the join button may not display on video devices for affected meetings. We are working to resolve the issue and will provide an update in one hour, or sooner if more information becomes available.

   We appreciate your patience while we address this service incident.

2. identified2026-11-12 19:26 UTC

   Engineering has identified the cause of an issue impacting the Hybrid Calendar Service. We are working to resolve the issue and will provide an update in one hour, or sooner if more information becomes available.

   We appreciate your patience while we address this service incident.

3. identified2026-11-12 20:25 UTC

   Engineering continues working to resolve the issue impacting the Hybrid Calendar Service.

   We will provide our next update within four hours, or sooner if more information becomes available. Thank you for your patience.

Changes Rewindex caught on this incident

• Nov 12Incident updated: Webex Hybrid Services: Users may notice sync delays with the Hybrid Calendar service
• Nov 12Incident updated: Webex Hybrid Services: Users may notice sync delays with the Hybrid Calendar service
• Nov 12Incident silently edited: Webex Hybrid Services: Users may notice sync delays with the Hybrid Calendar service

Impact, status and times are the vendor’s own, as last archived.

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