Track vulnerabilities like this one. Sign up free to get alerted when software you use is affected.

CVE-2026-69882: Windows 11 can let a local attacker gain admin rights

CVE-2026-69882 · published 22 days ago

Summary

A component of Windows Update looks for files in locations that anyone can modify. An attacker who can place a malicious file there can run it with higher access, giving them more control over the computer. Install the latest Windows updates from Microsoft as soon as they are released.

What to do

Update microsoft windows 11 version 23h2 to version 10.0.22631.7652 or later.
Update microsoft windows 11 version 24h2 to version 10.0.26100.9711 or later.
Update microsoft windows 11 version 25h2 to version 10.0.26200.9711 or later.
Update microsoft windows 11 version 26h1 to version 10.0.28000.3231 or later.
Update microsoft windows 11 version 26h2 to version 10.0.26300.9711 or later.
Update microsoft windows server 2025 to version 10.0.26100.33650 or later.
Update microsoft windows server 2025 (server core installation) to version 10.0.26100.33650 or later.
Update microsoft windows_11_23h2 to version 10.0.22631.7652 or later.
Update microsoft windows_11_24h2 to version 10.0.26100.9711 or later.
Update microsoft windows_11_25h2 to version 10.0.26200.9711 or later.
Update microsoft windows_11_26h1 to version 10.0.28000.3231 or later.
Update microsoft windows_11_26h2 to version 10.0.26300.9711 or later.
Update microsoft windows_server_2025 to version 10.0.26100.33650 or later.

Affected software

Vendor	Product	Affected versions
microsoft	windows 11 version 23h2	< 10.0.22631.7652
microsoft	windows 11 version 24h2	< 10.0.26100.9711
microsoft	windows 11 version 25h2	< 10.0.26200.9711
microsoft	windows 11 version 26h1	< 10.0.28000.3231
microsoft	windows 11 version 26h2	< 10.0.26300.9711
microsoft	windows server 2025	< 10.0.26100.33650
microsoft	windows server 2025 (server core installation)	< 10.0.26100.33650
microsoft	windows_11_23h2	< 10.0.22631.7652 `cpe:2.3:o:microsoft:windows_11_23h2:::::::arm64:*`
microsoft	windows_11_24h2	< 10.0.26100.9711 `cpe:2.3:o:microsoft:windows_11_24h2:::::::arm64:*`
microsoft	windows_11_25h2	< 10.0.26200.9711 `cpe:2.3:o:microsoft:windows_11_25h2:::::::arm64:*`
microsoft	windows_11_26h1	< 10.0.28000.3231 `cpe:2.3:o:microsoft:windows_11_26h1:::::::arm64:*`
microsoft	windows_11_26h2	< 10.0.26300.9711 `cpe:2.3:o:microsoft:windows_11_26h2:::::::arm64:*`
microsoft	windows_server_2025	< 10.0.26100.33650 `cpe:2.3:o:microsoft:windows_server_2025:::::::x64:*`

Original advisory text

Windows Update Elevation of Privilege Vulnerability

Untrusted search path in Windows Update allows an authorized attacker to elevate privileges locally.

References

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-69882 vendor-advisory patch

Fix within

Internet-facing 14 days

Internal At next upgrade

Not known to be exploited
Needs hands-on effort to exploit
Gives an attacker full control

Severity

7.8 High

Exploitation

<1% chance of attack within 30 days

Type

CWE-426Untrusted Search Path

Timeline

Published13 Oct 2026

Updated4 Nov 2026

First seen13 Oct 2026

Sources

CVE-2026-69882 · NVD

CVE-2026-69882 · MITRE

Track software like this

Free during beta