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CVE-2026-102868ImportantInformation DisclosureLocal

Windows Shell Information Disclosure Vulnerability

MSRC advisory NVD CVE.org

Assessment

Exposure of sensitive system information to an unauthorized control sphere in Windows Shell allows an authorized attacker to disclose information locally.

Severity
Important
CVSS base score
5.5
Impact
Information Disclosure
Exploitation detected
No known exploitation (MSRC assessment)
Exploitability
Exploitation Less Likely
Publicly disclosed
No (MSRC assessment)
EPSS · 30-day forecast
No EPSS score collected
Customer action
Required: follow the MSRC remediation guidance
More details
CVSS vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C
Public detection template
No Nuclei template is listed in the current collected catalog
Component
Windows Shell
Weakness
CWE-497: Exposure of Sensitive System Information to an Unauthorized Control Sphere
Issued by
Microsoft
Published
10 Nov 2026 · November 2026
Last revised
10 Nov 2026
CVSS 3.1 base metricsRed raises the risk · green lowers it
Attack vector
LocalAV:L
Attack complexity
LowAC:L
Privileges required
LowPR:L
User interaction
NoneUI:N
Scope
UnchangedS:U
Confidentiality
HighC:H
Integrity
NoneI:N
Availability
NoneA:N

Updates that fix it

3 KBs
KBTypeRestartApplies toKnown issuesOther CVEs
KB5124008 Security UpdateRequiredWindows 11 Version 24H2 for ARM64-based Systems, Windows 11 Version 24H2 for x64-based Systems, Windows 11 Version 25H2 for ARM64-based Systems and 1 moreResolvedUSB audio devices might fail to start or produce no soundResolvedDomain-joined devices might lose their secure trust relationship with the domainAll CVEs in KB5124008
KB5131087 Security UpdateRequiredWindows 11 Version 23H2 for ARM64-based Systems, Windows 11 Version 23H2 for x64-based SystemsNone listedAll CVEs in KB5131087
KB5132059 Security UpdateRequiredWindows 11 Version 26H1 for ARM64-based Systems, Windows 11 version 26H1 for x64-based SystemsNone listedAll CVEs in KB5132059

Affected products

Windows
8 affected products
Page history

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ChangeIntel

An IT change radar: releases, security, known issues, retirements, documentation changes, and service status from public sources. Every item links to supporting evidence; dates and statuses can change after they are read.

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