Secuno
ENNL
Book demo

CVE-2026-69485

Microsoft Windows 10 21h2 vulnerability

8.8 HIGHEPSS 0.91%
  1. Published8 Sept 2026

Description

Use of uninitialized resource in Remote Desktop Client allows an authorized attacker to execute code over a network.

CVSS 3.1 breakdown

Attack vectorNetwork
Attack complexityLow
Privileges requiredLow
User interactionNone
ScopeUnchanged
ConfidentialityHigh
IntegrityHigh
AvailabilityHigh
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Affected products

Microsoft Windows 10 1607< 10.0.14393.9512
Microsoft Windows 10 1809< 10.0.17763.9245
Microsoft Windows 10 21h2< 10.0.19044.7725
Microsoft Windows 10 22h2< 10.0.19045.7725
Microsoft Windows 11 23h2< 10.0.22631.7582
Microsoft Windows 11 24h2< 10.0.26100.9445
Microsoft Windows 11 25h2< 10.0.26200.9445
Microsoft Windows 11 26h1< 10.0.28000.2954
Microsoft Windows Server 2016< 10.0.14393.9512
Microsoft Windows Server 2019< 10.0.17763.9245
Microsoft Windows Server 2022< 10.0.20348.5622
Microsoft Windows Server 2025< 10.0.26100.33438

Remediation

Fixed in
Microsoft Windows 10 1607≥ 10.0.14393.9512
Microsoft Windows 10 1809≥ 10.0.17763.9245
Microsoft Windows 10 21h2≥ 10.0.19044.7725
Microsoft Windows 10 22h2≥ 10.0.19045.7725
Microsoft Windows 11 23h2≥ 10.0.22631.7582
Microsoft Windows 11 24h2≥ 10.0.26100.9445
Microsoft Windows 11 25h2≥ 10.0.26200.9445
Microsoft Windows 11 26h1≥ 10.0.28000.2954
Microsoft Windows Server 2016≥ 10.0.14393.9512
Microsoft Windows Server 2019≥ 10.0.17763.9245

References

Related CVEs

Recent high-severity vulnerabilities sharing a weakness type.

CVE-2026-785198.8
Use of uninitialized resource in Microsoft Office Outlook allows an unauthorized…
CVE-2026-843268.8
Uninitialized resource in V8 in Google Chrome prior to 152.0.7977.75 allowed a remote…
CVE-2026-168688.1
IBM i 7.6, 7.5, 7.4, and 7.3 could allow a remote attacker to cause a denial of service…
CVE-2026-600058.2
NGINX Plus and NGINX Open Source have a vulnerability in the ngx_http_slice_module…
CVE-2026-561909.8
Use of uninitialized resource in Windows RDP allows an unauthorized attacker to execute…
CVE-2026-532259.1
In the Linux kernel, the following vulnerability has been resolved: sctp: fix…

Frequently asked

Is CVE-2026-69485 being actively exploited?

CVE-2026-69485 is not in the CISA KEV catalog. Its EPSS exploit probability is 0.91%.

How severe is CVE-2026-69485?

CVE-2026-69485 has a CVSS 3.1 base score of 8.8, rated high. EPSS estimates a 0.91% probability of exploitation.

Which products are affected by CVE-2026-69485?

Affected products include Microsoft Windows 10 1607, Microsoft Windows 10 1809, Microsoft Windows 10 21h2, Microsoft Windows 10 22h2, Microsoft Windows 11 23h2, and 7 more.

How do I fix CVE-2026-69485?

Upgrade affected software to a fixed version, for example Microsoft Windows 10 1607 10.0.14393.9512, Microsoft Windows 10 1809 10.0.17763.9245, Microsoft Windows 10 21h2 10.0.19044.7725 or later, then confirm no affected versions remain in your inventory.

How Secuno handles this

Secuno correlates vulnerabilities like CVE-2026-69485 against the real software inventory on every managed device, as each hourly inventory arrives. Rather than a static severity, each match is scored in context: exploit availability, EPSS, the asset's exposure, and business criticality decide where it lands in the queue. If an affected version is present anywhere across your portfolio, it surfaces automatically with a prioritised remediation path.

See how prioritisation worksBook a demo

Get Patch this first every Monday

Five vulnerabilities that matter this week, ranked on real exploitation. Plain language, one email, no spam.

You can unsubscribe with one click from every issue. We handle your details as described in our privacy policy.

Data from the NVD, CISA KEV catalog and FIRST EPSS. CVSS 3.1 base score shown where available.