What is CVE-2022-38220?

CVE-2022-38220 is a medium-severity vulnerability in Quest Kace Systems Management Appliance, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2023-03-01.

How severe is CVE-2022-38220?

Medium severity. CVSS v3 base score is 6.1 out of 10.

XSS in Quest Kace Systems Management Appliance

CVE-2022-38220

An XSS vulnerability exists within Quest KACE Systems Management Appliance (SMA) through 12.1 that may allow remote injection of arbitrary web script or HTML.

Vulnerability class: XSS (Cross-Site Scripting)

Published 2023-03-01 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 6.1 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N.

EPSS exploit prediction

EPSS: 0.007 (50.9th percentile), scored 2026-10-02.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 51st percentile — 50.9% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.007 · newest: 0.007 · change: 0.000

Affected products

Quest Kace Systems Management Appliance

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

References

support.quest.com/kb/339613 (Broken Link)
support.quest.com/kb/4368602/quest-response-to-kace-sma-vulnerability-cve-2022-… (Vendor Advisory)

Frequently asked questions

What is CVE-2022-38220?: CVE-2022-38220 is a medium-severity vulnerability in Quest Kace Systems Management Appliance, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2023-03-01.
How severe is CVE-2022-38220?: Medium severity. CVSS v3 base score is 6.1 out of 10.