What is CVE-2023-28598?

CVE-2023-28598 is a high-severity vulnerability in Zoom, classified under Cross-site Scripting. CVSS score: 7.5/10. Published 2023-06-13.

How severe is CVE-2023-28598?

High severity. CVSS v3 base score is 7.5 out of 10.

XSS in Zoom

CVE-2023-28598

Zoom for Linux clients prior to 5.13.10 contain an HTML injection vulnerability. If a victim starts a chat with a malicious user it could result in a Zoom application crash.

Vulnerability class: XSS (Cross-Site Scripting)

Published 2023-06-13 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.

EPSS exploit prediction

EPSS: 0.005 (43.5th percentile), scored 2026-10-02.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 43rd percentile — 43.5% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.005 · newest: 0.005 · change: 0.000

Affected products

Zoom
Zoom Video Communications, Inc. For Linux Clients — versions before 5.13.10

Weakness classification (CWE)

References

explore.zoom.us/en/trust/security/security-bulletin/ (Vendor Advisory)

Frequently asked questions

What is CVE-2023-28598?: CVE-2023-28598 is a high-severity vulnerability in Zoom, classified under Cross-site Scripting. CVSS score: 7.5/10. Published 2023-06-13.
How severe is CVE-2023-28598?: High severity. CVSS v3 base score is 7.5 out of 10.