What is CVE-2022-44875?

CVE-2022-44875 is a medium-severity vulnerability in Kioware, classified under Cross-site Scripting. CVSS score: 5.4/10. Published 2023-03-06.

How severe is CVE-2022-44875?

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

Is CVE-2022-44875 known to be exploited?

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

XSS in Kioware

CVE-2022-44875

KioWare through 8.33 on Windows sets KioScriptingUrlACL.AclActions.AllowHigh for the about:blank origin, which allows attackers to obtain SYSTEM access via KioUtils.Execute in JavaScript code.

Vulnerability class: XSS (Cross-Site Scripting)

Published 2023-03-06 · 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: 0.006 (45.3th percentile), scored 2026-10-03.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 45th percentile — 45.3% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.006 · newest: 0.006 · change: 0.000

Affected products

Kioware

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

Public proof-of-concept exploits

References

www.kioware.com/versionhistory.aspx (Release Notes)
github.com/olnor18/writeup/tree/master/CVE/CVE-2022-44875 (Exploit, Third Party Advisory)

Frequently asked questions

What is CVE-2022-44875?: CVE-2022-44875 is a medium-severity vulnerability in Kioware, classified under Cross-site Scripting. CVSS score: 5.4/10. Published 2023-03-06.
How severe is CVE-2022-44875?: Medium severity. CVSS v3 base score is 5.4 out of 10.
Is CVE-2022-44875 known to be exploited?: 3 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.