Webex

1 CVEs product

Monthly

CVE-2026-20149 MEDIUM This Month

Cisco Webex is vulnerable to reflected cross-site scripting (XSS) attacks due to insufficient input validation, allowing unauthenticated attackers to inject malicious scripts by tricking users into clicking crafted links. Successful exploitation could enable attackers to steal session tokens, redirect users, or perform actions on behalf of targeted victims. Although Cisco has released a fix, no patch is currently available for this MEDIUM severity vulnerability.

Cisco XSS Webex
NVD
CVSS 3.1
6.1
EPSS
0.0%
CVE-2026-20149
EPSS 0% CVSS 6.1
MEDIUM This Month

Cisco Webex is vulnerable to reflected cross-site scripting (XSS) attacks due to insufficient input validation, allowing unauthenticated attackers to inject malicious scripts by tricking users into clicking crafted links. Successful exploitation could enable attackers to steal session tokens, redirect users, or perform actions on behalf of targeted victims. Although Cisco has released a fix, no patch is currently available for this MEDIUM severity vulnerability.

Cisco XSS Webex
NVD

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