What is CVE-2023-20132?

CVE-2023-20132 is a medium-severity vulnerability in Cisco Webex Meetings, classified under Improper Input Validation. CVSS score: 5.4/10. Published 2023-04-05.

How severe is CVE-2023-20132?

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

XSS in Cisco Webex Meetings

CVE-2023-20132

Multiple vulnerabilities in the web interface of Cisco Webex Meetings could allow an authenticated, remote attacker to conduct a stored cross-site scripting (XSS) attack or upload arbitrary files as recordings. For more information about these vulnerabilities, see the Details section of this advisory.

Vulnerability class: Drupalgeddon 2 (CVE-2018-7600)

Published 2023-04-05 · last modified 2026-06-17.

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.

EPSS exploit prediction

EPSS: 0.004 (36.7th percentile), scored 2026-10-07.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 37th percentile — 36.7% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.004 · newest: 0.004 · change: 0.000

Affected products

Weakness classification (CWE)

References

sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-… (vendor-advisory, Vendor Advisory)

Frequently asked questions

What is CVE-2023-20132?: CVE-2023-20132 is a medium-severity vulnerability in Cisco Webex Meetings, classified under Improper Input Validation. CVSS score: 5.4/10. Published 2023-04-05.
How severe is CVE-2023-20132?: Medium severity. CVSS v3 base score is 5.4 out of 10.