What is CVE-2023-29347?

CVE-2023-29347 is a high-severity vulnerability in Microsoft Windows Admin Center, classified under Cross-site Scripting. CVSS score: 8.7/10. Published 2023-07-11.

How severe is CVE-2023-29347?

High severity. CVSS v3 base score is 8.7 out of 10.

XSS in Microsoft Windows Admin Center

CVE-2023-29347

Windows Admin Center Spoofing Vulnerability

Vulnerability class: XSS (Cross-Site Scripting)

Published 2023-07-11 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 8.7 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:N/I:H/A:H.

EPSS exploit prediction

EPSS: 0.019 (79.5th percentile), scored 2026-11-04.

Low probability of exploitation in the next 30 days, but still tracked. 79th percentile — 79.5% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.019 · newest: 0.019 · change: 0.000

Affected products

Microsoft Windows Admin Center — versions 1809.0
Microsoft Windows Admin Center

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

References

msrc.microsoft.com/update-guide/vulnerability/CVE-2023-29347 (vendor-advisory, Patch, Vendor Advisory)

Frequently asked questions

What is CVE-2023-29347?: CVE-2023-29347 is a high-severity vulnerability in Microsoft Windows Admin Center, classified under Cross-site Scripting. CVSS score: 8.7/10. Published 2023-07-11.
How severe is CVE-2023-29347?: High severity. CVSS v3 base score is 8.7 out of 10.