CVE-2023-29347Network attack vector

Authenticated content spoofing via cross-site scripting

Published Jul 11, 2023 · Updated Jan 1, 2025

Cross-site scripting in Microsoft Windows Admin Center 1809.0 through 2211 allows remote authenticated users to spoof rendered content. Microsoft identifies CWE-79 but has not published the affected page, parameter, or untrusted-input handling error. Exploitation requires gateway access and user interaction; the reported effect is rendered-content manipulation, while any availability mechanism is undisclosed.

CVSS severity8.7
High
EPSS probability1.88%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Cross-site scripting in Microsoft Windows Admin Center 1809.0 through 2211 allows remote authenticated users to spoof rendered content. Microsoft identifies CWE-79 but has not published the affected page, parameter, or untrusted-input handling error. Exploitation requires gateway access and user interaction; the reported effect is rendered-content manipulation, while any availability mechanism is undisclosed.

The record

CVE
CVE-2023-29347
Published
Jul 11, 2023
Updated
Jan 1, 2025
Vendor
Microsoft
Product
Windows Admin Center
Classifications
CWE-79
Attack vector
network
Privileges
authenticated

Timeline

How it unfolded

  1. Jul 11, 2023CVE publishedPublication date reported by the CVE source.
  2. Jan 1, 2025Record updatedLatest update available in the CVE record.

Exploitability

Present is not the same as exploitable

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Is a vulnerable build present?

Compare these published version ranges with your installed build and any vendor patches.

  1. Affected versionversion=1809.0 <2306

What conditions does exploitation require?

Attack vectornetwork
Required privilegesauthenticated

What is affected?

Microsoft · Windows Admin Centerversion=1809.0 <2306

Published CVSS scores

6.8NIST NVDCVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:N/I:H/A:N
8.7Microsoft CorporationCVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:N/I:H/A:H

CVSS describes severity. EPSS estimates exploitation probability.

Attacks

What attackers are doing with it

Daily unique IPs observed by Shadowserver honeypots for known exploited vulnerabilities (KEVs). Missing observations do not establish an absence of attacks.

Daily unique IPsNo honeypot observations are available for this CVE in the selected window.

No observations available

Sep 10, 2026Sep 16, 2026
Latest reporting daySep 16, 2026
Latest daily unique IPsUnavailable
Prior 30-day averageUnavailable
SourceShadowserver honeypots (KEV)
Vectornetwork
Privilegesauthenticated
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

CWE-79Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

Public exploit references

No public exploit references are available in this record.

Labels summarize the accepted research assessment. They do not indicate a test against your environment.

Technologies

Your stack

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Your stack

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