What is CVE-2025-20328?

CVE-2025-20328 is a medium-severity vulnerability in Cisco Webex Meetings, classified under Cross-site Scripting. CVSS score: 5.4/10. Published 2025-09-03.

How severe is CVE-2025-20328?

Medium severity. CVSS v3 base score is 5.4 out of 10.

Is CVE-2025-20328 known to be exploited?

1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

XSS in Cisco Webex Meetings

CVE-2025-20328

A vulnerability in the user profile component of Cisco Webex Meetings could have allowed an authenticated, remote attacker with low privileges to conduct a cross-site scripting (XSS) attack against a user of the web-based interface. Cisco…

Vulnerability class: XSS (Cross-Site Scripting)

EPSS: 0.000 (13.9th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.4 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N.

Affected products

Cisco Webex Meetings — versions N/A

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

Public proof-of-concept exploits

fkie-cad/nvd-json-data-feeds

References

cisco-sa-webex-xss-55bv8hhm

Frequently asked questions

What is CVE-2025-20328?: CVE-2025-20328 is a medium-severity vulnerability in Cisco Webex Meetings, classified under Cross-site Scripting. CVSS score: 5.4/10. Published 2025-09-03.
How severe is CVE-2025-20328?: Medium severity. CVSS v3 base score is 5.4 out of 10.
Is CVE-2025-20328 known to be exploited?: 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.