What’s Vulnerable › Vulnerabilities
CVE-2025-20236: Cisco Webex App Client-Side Remote Code Execution Vulnerability
- Severity: high (CVSS 8.8 v3.1)
- Exploited in the wild: not listed in CISA KEV
- EPSS: 1.0% probability of exploitation in the next 30 days
- Public exploit or detection template: none known
- Published: 2025-04-16 · updated 2026-06-17
- Weakness: CWE-829
Description
A vulnerability in the custom URL parser of Cisco Webex App could allow an unauthenticated, remote attacker to persuade a user to download arbitrary files, which could allow the attacker to execute arbitrary commands on the host of the targeted user. This vulnerability is due to insufficient input validation when Cisco Webex App processes a meeting invite link. An attacker could exploit this vulnerability by persuading a user to click a crafted meeting invite link and download arbitrary files. A successful exploit could allow the attacker to execute arbitrary commands with the privileges of the targeted user.
Affected products
- Cisco Webex Teams: 44.6, 44.6.0.29928, 44.6.0.30148, 44.7, 44.7.0.30141, 44.7.0.30285
References
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