Cloudanix VulnDB

CVE-2026-20149

Medium · 6.1

CVSS

6.1

EPSS

0.3%

Published

Mar 4, 2026

CISA due date

—

The record

A vulnerability in Cisco Webex could have allowed an unauthenticated, remote attacker to conduct a cross-site scripting (XSS) attack. Cisco has addressed this vulnerability, and no customer action is needed. This vulnerability was due to improper filtering of user-supplied input. Prior to this vulnerability being addressed, an attacker could have exploited this vulnerability by persuading a user to follow a malicious link. A successful exploit could have allowed the attacker to conduct an XSS attack against the targeted user.

Affected packages

Ecosystem Package Introduced Fixed

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