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Webex by Cisco Outage History

Every past Webex by Cisco outage tracked by IsDown, with detection times, duration, and resolution details.

There were 147 Webex by Cisco outages since April 2025. The 147 outages from the last 12 months are summarized below, with incident details, duration, and resolution information.

Minor April 16, 2026

April 2026: Webex Contact Center: Service degradation for AI agent interactions in the US and Canada

Detected Apr 16, 2026 10:46 AM EDT · Resolved Apr 16, 2026 1:23 PM EDT · Duration about 3 hours

Webex Contact Center experienced a service degradation affecting AI Agent and AI Assistant interactions in the US and Canada, where users encountered delays, failures, and error messages during their interactions. The incident lasted 2.6 hours before engineering completed mitigation activities and restored services. Cisco continued monitoring to ensure service stability following the resolution.

Minor April 16, 2026

April 2026: Webex App: Users using the Webex Web App are experiencing failures with 1:1 messaging

Detected Apr 16, 2026 7:01 AM EDT · Resolved Apr 16, 2026 8:34 AM EDT · Duration about 2 hours

Webex Web App users experienced a 1.6-hour outage where they could not send or receive 1:1 messages, encountering an error stating "This conversation is closed because the user's account has been deactivated." The issue was isolated to the web application only, with desktop and mobile apps remaining functional as workarounds. Engineering identified and resolved the problem through mitigation activities, restoring full messaging functionality.

Minor April 15, 2026

April 2026: Webex Contact Center: Agent Desktop login failures for Singapore users

Detected Apr 15, 2026 8:44 PM EDT · Resolved Apr 15, 2026 10:04 PM EDT · Duration about 1 hour

Webex Contact Center users in the Singapore region experienced login failures when attempting to access Agent Desktop for 1.3 hours. The issue affected the Webex Contact Center and Agent Service components, preventing agents from logging into their desktop application. Engineering identified and resolved the problem through mitigation activities, with services fully restored and monitoring ongoing.

Minor April 14, 2026

April 2026: Webex Calling: Users unable to login to queues or change queue status in the US region

Detected Apr 14, 2026 11:17 AM EDT · Resolved Apr 14, 2026 1:03 PM EDT · Duration about 2 hours

Webex Calling users in the US region experienced issues logging into call queues and changing queue status, with the problem expanding to affect all call queues and voicemail retrieval failures. The incident impacted Carrier Provisioning, Webex Calling, and Voicemail Services for 1.8 hours. Engineering completed mitigation activities and restored services, with continued monitoring for stability.

Minor April 10, 2026

April 2026: Webex Calling: Some users in the US and Canada regions may experience E911 emergency call failures

Detected Apr 10, 2026 9:46 AM EDT · Resolved Apr 10, 2026 10:38 AM EDT · Duration about 1 hour

Webex Calling users in the US and Canada regions experienced E911 emergency call routing failures for 52 minutes. The issue prevented emergency calls from being properly routed, creating a critical safety concern for affected users. Engineering identified and resolved the problem, restoring normal E911 calling functionality.

Minor April 10, 2026

April 2026: Webex Calling: Some users in the US region may experience E911 emergency call failures

Detected Apr 10, 2026 9:42 AM EDT · Resolved Apr 10, 2026 10:38 AM EDT · Duration about 1 hour

Webex Calling users in the US region experienced E911 emergency call failures due to call routing issues. The incident affected the ability to successfully complete emergency calls, which lasted for 56 minutes. Engineering identified and resolved the underlying routing problem, restoring normal E911 service functionality.

Minor April 10, 2026

April 2026: Webex Meetings: Some users in the Middle East region may experience degraded media quality and split meeting conditions

Detected Apr 10, 2026 6:57 AM EDT · Resolved Apr 10, 2026 11:26 AM EDT · Duration about 4 hours

Webex users in the Middle East region experienced degraded audio and video quality during meetings, with some unable to hear other participants, unmute, or see video content. The incident also caused split meeting conditions between video devices and Webex Meetings clients, affecting core meeting functionality including audio, video, and content sharing. Engineering deployed a fix and restored services after 4.5 hours of disruption.

Minor April 7, 2026

April 2026: Webex Contact Center: Agents in the US region are experiencing disruptions affecting call consultations and transfers for both inbound and outbound traffic

Detected Apr 7, 2026 12:40 PM EDT · Resolved Apr 7, 2026 3:05 PM EDT · Duration about 2 hours

Webex Contact Center experienced disruptions affecting US-based agents' ability to perform call consultations and transfers for both inbound and outbound traffic. The incident impacted the Webex Contact Center and Agent Service components for 2.4 hours. Engineering identified and resolved the issue through remediation activities, with services fully restored and continued monitoring in place.

Minor April 1, 2026

April 2026: Webex Developer API: Administrators are unable create or manage their service apps within the Webex Developer portal

Detected Apr 1, 2026 6:43 AM EDT · Resolved Apr 1, 2026 8:31 AM EDT · Duration about 2 hours

The Webex Developer portal experienced an issue where administrators were unable to create or manage service apps, being incorrectly redirected to the main landing page instead. This affected the Developer API and Developer and App Hub Portal components. Engineering identified and resolved the issue after 1.8 hours, restoring full service functionality.

Minor March 29, 2026

March 2026: Webex Service: Global services disruption

Detected Mar 29, 2026 4:17 PM EDT · Resolved Mar 29, 2026 5:01 PM EDT · Duration 44 minutes

A global disruption affected Webex services for 44 minutes, impacting meetings, calling, device connectivity, sign-in functionality, content sharing, messaging, and various provisioning services. Engineering identified and deployed a fix to resolve the issue. All services have been restored and are being monitored for stability.