Review reviewHigh

CVE-2026-42834

Microsoft Windows Admin Center in Azure Portal, windows admin center

Improper access control in Windows Admin Center allows an authorized attacker to elevate privileges over a network.

CVSS
7.8
EPSS
0.41%
33.6% percentile
CISA KEV
Not listed
Published
2026.05.20
PRIORITY ASSESSMENT

Review review

The CVSS severity warrants an early asset and exposure review.

Known exploitationNot established by KEV
Exploit probability0.41%
Technical severityCVSS 7.8

Vulnerability overview

Improper access control in Windows Admin Center allows an authorized attacker to elevate privileges over a network.

Affected product and versions

Product
Microsoft Windows Admin Center in Azure Portal, windows admin center
Affected versions
>= 1.0 < 0.72.0.0., < 0.72.0.0
Fixed versions
0.72.0.0

Recommended response sequence

Confirm exposure before applying a vendor-supported change.

Full remediation guide
  1. 1
    Identify

    Confirm that Microsoft Windows Admin Center in Azure Portal, windows admin center and an affected version are present.

  2. 2
    Prioritize

    Combine exploitation signals with asset exposure and business criticality.

  3. 3
    Remediate

    Follow the vendor advisory or supported update path and preserve rollback options.

  4. 4
    Verify

    Recheck the version, service health, access paths, and relevant logs.

Technical data

CVSS vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CWE
CWE-59