Cisco Webex Services Certificate Validation Vulnerability

Source: cisco / cisco-sa-webex-cui-cert-8jSZYhWL — original advisory

Published: 2026-04-15 · Last updated: 2026-04-16 · Vendor severity: Critical

CVEs

CVE	CVSS	CWE	Exploitation
CVE-2026-20184	9.8	CWE-295: Improper Certificate Validation	Not observed in the wild

Product	Affected versions	Fixed version
Cisco Webex Meetings	Not specified by vendor	Not specified by vendor