What is CVE-2016-7463?

CVE-2016-7463 is a medium-severity vulnerability in VMware Esxi, classified under Cross-site Scripting. CVSS score: 5.4/10. Published 2016-12-29.

How severe is CVE-2016-7463?

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

XSS in VMware Esxi

CVE-2016-7463

Cross-site scripting (XSS) vulnerability in the Host Client in VMware vSphere Hypervisor (aka ESXi) 5.5 and 6.0 allows remote authenticated users to inject arbitrary web script or HTML via a crafted VM.

Vulnerability class: XSS (Cross-Site Scripting)

Published 2016-12-29 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 5.4 (Medium). Vector: CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N.

EPSS exploit prediction

EPSS: 0.011 (65.2th percentile), scored 2026-10-02.

Low probability of exploitation in the next 30 days, but still tracked. 65th percentile — 65.2% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.011 · newest: 0.011 · change: 0.000

Affected products

VMware Esxi — versions 5.5, 6.0

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

References

www.securityfocus.com/bid/94998 (vdb-entry)
www.securitytracker.com/id/1037501 (vdb-entry)
www.vmware.com/security/advisories/VMSA-2016-0023.html (Patch, Vendor Advisory)

Frequently asked questions

What is CVE-2016-7463?: CVE-2016-7463 is a medium-severity vulnerability in VMware Esxi, classified under Cross-site Scripting. CVSS score: 5.4/10. Published 2016-12-29.
How severe is CVE-2016-7463?: Medium severity. CVSS v3 base score is 5.4 out of 10.