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CVE-2026-26151

Last refreshed2026-10-15

Status: UPDATED  |  Advisory ID: CVE-2026-26151

Key Details

CVECVE-2026-26151
CVSS Score / Version
7.1 (High) / CVSS v3.1
Updated2026-10-14
CVSS Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:L/A:N
CVSS Prose
attack vector is network; attack complexity is low; privileges required is none; user interaction is required; scope is unchanged; confidentiality impact is high; integrity impact is low; availability impact is none.
Affected products
see table below
Classified as
CWE-357 (Insufficient UI Warning of Dangerous Operations)

Affected Products, Subsystems & Sectors

VendorProductAffected VersionsPatch Status
MicrosoftWindows 11 (version 23H2)
MicrosoftWindows 11 (version 24H2)
MicrosoftWindows 11 (version 25H2)
MicrosoftWindows 11 (version 26H1)
MicrosoftWindows Server 2025
MicrosoftWindows 10 (version 1607)
MicrosoftWindows 10 (version 1809)
MicrosoftWindows 10 (version 21H2)
MicrosoftWindows 10 (version 22H2)
MicrosoftWindows Server 2012
MicrosoftWindows Server 2016
MicrosoftWindows Server 2019
MicrosoftWindows Server 2022
MicrosoftWindows Server 2022 (version 23H2)
MicrosoftWindows Server 2022, 23H2 Edition (Server Core installation)
MicrosoftWindows Server 2012 R2
SubsystemsOT Supporting Infrastructure
SectorsAll Sectors

What to Know

Insufficient ui warning of dangerous operations in Windows Remote Desktop allows an unauthorized attacker to perform spoofing over a network.

What to Do

Monitor Microsoft's web page for any future patch releases. See vendor advisory link below.

References

SourceReference
NVDhttps://nvd.nist.gov/vuln/detail/CVE-2026-26151
CVEhttps://www.cve.org/CVERecord?id=CVE-2026-26151
Vendor advisoryhttps://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-26151

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