Description
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 products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| Cisco | Cisco Webex Meetings | N/A | — |
Advisories 1
- WID-SEC-2026-0598 Cisco WebEx: Schwachstelle ermöglicht Cross-Site Scripting BSI CERT-Bund (WID) · Mar 4, 2026