CVE-2025-20236: Critical RCE Vulnerability in Cisco Webex & How to Stay Safe

Urgent Update

2025 kicked off with another major security concern in the video conferencing world. The vulnerability CVE-2025-20236 affects millions of Cisco Webex users, allowing attackers to remotely execute code through a malicious meeting link. In this article, we’ll explore what this flaw does, how it's exploited, and how to defend against it—especially with tools like Easy2Patch.

What is CVE-2025-20236?

This vulnerability affects both desktop and mobile Cisco Webex clients. By sending a specially crafted meeting link to a target, an attacker can trigger remote command execution if the victim clicks it. With a CVSS 3.1 score of 8.8, this flaw is rated as critical.

If a user clicks the malicious link, arbitrary code can run on the system, potentially granting full access to the attacker.

Affected Versions

• Webex App Versions: 44.6 – 44.7

• Platforms: Windows, macOS, Android, iOS

Cisco acted quickly to publish patches, but systems not yet updated remain at serious risk.

How Can You Protect Your Organization?

The most reliable solution is to ensure all devices are running the latest version of Webex. However, manually updating across hundreds or thousands of endpoints can be overwhelming for IT teams.

This is where Easy2Patch shines

Easy2Patch automates the entire patching process for third-party software like Cisco Webex. System admins can manage all updates through a single dashboard and ensure vulnerabilities are closed before they’re exploited.

• Automatic patch scanning

• Silent installations

• SCCM, WSUS & Intune integration

• CVE-prioritized deployment

With Easy2Patch, CVE-2025-20236 is neutralized before it becomes a real threat. No need for constant manual intervention—just seamless, proactive defense.

Final Thoughts

Remote code execution attacks are rising, particularly against popular communication tools like Webex, Zoom, and Microsoft Teams. In 2025 and beyond, cybersecurity isn’t just about antivirus—it's about fast, intelligent patching.

One patch can prevent a thousand threats.