CVE-2026-35438: Missing authorization in Windows Admin Center allows an authorized attacker to elevate privileges over a netwo

Q: How do I fix CVE-2026-35438?

windows admin center: upgrade to 2511. Exact commands for each OS are on this page.

Q: Is CVE-2026-35438 being exploited?

CVE-2026-35438 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

Q: What does CVE-2026-35438 affect?

CVE-2026-35438 affects windows admin center. Severity is high (CVSS 8.3). Missing authorization in Windows Admin Center allows an authorized attacker to elevate privileges over a network.

Q: How urgent is CVE-2026-35438?

Priority 46/100. High severity; On your watchlist

This month

HIGH 8.3WATCHLISTUPGRADE

CVE-2026-35438 is a high-severity flaw (CVSS 8.3) affecting windows admin center. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Missing authorization in Windows Admin Center allows an authorized attacker to elevate privileges over a network.

Why this priority

High severity
On your watchlist

A fixed release or distro patch exists.

Risk facts

CVSS score	8.3 (High)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	Low
User interaction	None
EPSS exploit chance	0.6% (top 54%)
CISA exploited list	No
Weakness	CWE-862
Published	2026-05-12
Last modified	2026-10-26

Publisher (CNA): Microsoft Corporation · Vendor: microsoft

Last updated 2026-10-26 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2026-05-12 18:17 UTCPublished CVE record published
2026-10-26 18:10 UTCUpdated Record last modified

microsoft windows admin center UPGRADE

Affected: < 2511

Fixed in: 2511

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy windows-admin-center || rpm -q windows-admin-center || windows-admin-center --version

2. UPGRADE to 2511 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade windows-admin-center

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade windows-admin-center

Note

Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2026-35438?

windows admin center: upgrade to 2511. Exact commands for each OS are on this page.

Is CVE-2026-35438 being exploited?

CVE-2026-35438 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2026-35438 affect?

CVE-2026-35438 affects windows admin center. Severity is high (CVSS 8.3). Missing authorization in Windows Admin Center allows an authorized attacker to elevate privileges over a network.

How urgent is CVE-2026-35438?

Priority 46/100. High severity; On your watchlist

Software pages

Windows vulnerabilities

Related CVEs

CVE-2026-41086 HIGH 8.8 UPGRADE Improper access control in Windows Admin Center allows an authorized attacker to elevate privileges over a net
CVE-2026-32196 MEDIUM 6.1 UPGRADE Improper neutralization of input during web page generation ('cross-site scripting') in Windows Admin Center a
CVE-2026-56196 HIGH 8.8 UPGRADE Relative path traversal in Windows Admin Center allows an authorized attacker to execute code over a network.
CVE-2026-56197 HIGH 8.8 UPGRADE Improper neutralization of special elements used in a command ('command injection') in Windows Admin Center al
CVE-2026-56169 HIGH 8.1 UPGRADE Improper authentication in Windows Admin Center allows an authorized attacker to elevate privileges over a net

References

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