CVE-2026-20149
CVSS Score
6.1
EPSS Score
0.0%
EPSS Percentile
0th
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.
| CWE | CWE-79 |
| Vendor | cisco |
| Product | cisco webex meetings |
| Ecosystems | |
| Industries | NetworkingTelecommunications |
| Published | Mar 4, 2026 |
| Last Updated | Mar 4, 2026 |
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CVSS v3 Breakdown
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
Required
Scope
Changed
Confidentiality
Low
Integrity
Low
Availability
None
Affected Versions
Cisco / Cisco Webex Meetings
N/A