Webex App (formerly Webex Teams)

Security Notices

Field Notices

• Field Notice: FN74183 - Cisco Jabber and Cisco Webex App Show Voicemail Service Disconnected From Cisco Unity Connection - Configuration Change Recommended 25-Sep-2024
• Field Notice: FN74113 - Cisco Jabber, Webex, Unified Communications Manager IM & Presence Service, and Expressway Series Foreground Service Types on Android Affect Incoming Calls and Messages - Software Upgrade Recommended 09-Sep-2024

Security Advisories, Responses and Notices

• Cisco Webex App Vulnerabilities 17-Jul-2024
• Cisco Webex App for Web Cross-Site Scripting Vulnerability 01-Mar-2023
• Cisco Webex Meetings App Character Interface Manipulation Vulnerability 09-Sep-2022
• Cisco Webex Meetings, Webex Network Recording Player, and Webex Teams DLL Injection Vulnerability 02-Jun-2021
• Cisco Jabber and Webex Client Software Shared File Manipulation Vulnerability 13-Jan-2021
• Cisco Webex Teams Web Interface Cross-Site Scripting Vulnerability 04-Nov-2020
• Cisco Webex Teams Client for Windows DLL Hijacking Vulnerability 07-Oct-2020
• Cisco Intelligent Proximity SSL Certificate Validation Vulnerability 03-May-2020
• Cisco Webex Teams Adaptive Cards Denial of Service Vulnerability 03-May-2020
• Cisco Webex Teams and Cisco Webex Meetings Client DLL Hijacking Vulnerability 02-May-2020
• Cisco Webex Teams Logging Feature Command Execution Vulnerability 04-Sep-2019
• Cisco Webex Teams for iOS Arbitrary File Upload Vulnerability 20-Feb-2019
• Cisco Webex Teams URI Handler Insecure Library Loading Vulnerability 23-Jan-2019
• Cisco Webex Teams Remote Code Execution Vulnerability 18-Jul-2018
• Cisco Spark Information Disclosure Vulnerability 07-Feb-2018
• Cisco Spark Board Upgrade Signature Verification Bypass Vulnerability 15-Nov-2017
• Cisco Spark Messaging Stored Cross-Site Scripting Vulnerability 04-Oct-2017

Design

Design TechNotes

• Enable Dedicated Media Source Port Ranges for Webex App 14-Mar-2023 (PDF - 975 KB)

Install and Upgrade

Install and Upgrade Guides

• Deployment Guides for Cisco Webex Hybrid Services

  • Deployment Guide for Calling in Webex Teams (Unified CM) 24-Apr-2024
  • Deployment Guide for Cisco Webex Hybrid Call Service
  • Deployment Guide for Cisco Webex Hybrid Calendar Service 17-Oct-2023
  • Deployment Guide for Cisco Webex Hybrid Data Security 20-Oct-2023
  • Deployment Guide for Cisco Webex Video Mesh 09-Feb-2024

Configuration

Configuration Examples and TechNotes

• Configure Fax Message Feature for Webex Calling Users 31-Jan-2024
• Configure an Additional Tenant to Hybrid Calendar with Office 365 03-Nov-2023

Configuration Guides

• Deployment guide for Webex App for Virtual Desktop Infrastructure (VDI) 13-Nov-2023
• Deployment guide for Hybrid Calling for Webex Devices (Device Connector) 12-Oct-2023
• Deployment Guide for Hybrid Message 05-Nov-2020

Maintain and Operate

Maintain and Operate Guides

• Migrate Cisco Spark Hybrid Call Service Organization to the Cisco Webex Domain 07-Mar-2019

Troubleshooting

Troubleshooting TechNotes

• Fix 488 SIP Error for Fax T.38 ReINVITE Rejected by Webex Calling 18-Jul-2024
• Fix Missing Initial 3 Seconds of Voice with Webex Client. 28-Sep-2023
• Troubleshoot Error "Couldn't Save the Microsoft 365 Calendar Config" 01-Sep-2023
• Troubleshoot Single Sign-On Admin Self Recovery Option 14-Apr-2023
• Solution: Download OS Packages for CentOS with a One-Step Query 26-May-2021
• Troubleshoot Calling in Webex Failure when Paired to an On-Prem Registered Device 09-Dec-2020
• Troubleshoot the Webex User Account Activation Email Not Received Issue 07-Dec-2020
• Troubleshooting Guide for Cisco Webex Hybrid Call Service Connect 06-Dec-2020

Literature

White Papers

• Cisco Preferred Architecture for Bandwidth Management for Webex 14-Mar-2023 (PDF - 2 MB)