Summary
Impact: Elevation of Privilege. Microsoft rating: Important. Not known to be exploited — Exploitation Less Likely. Customer action: Required.
Details
What privileges could be gained by an attacker who successfully exploited this vulnerability?
An attacker who successfully exploited this vulnerability could gain SYSTEM privileges.
Security updates
10.0.26100.32860 — https://support.microsoft.com/help/5087539
10.0.26100.32772 — https://support.microsoft.com/help/5087423
10.0.17763.8755 — https://support.microsoft.com/help/5087538
10.0.25398.2330 — https://support.microsoft.com/help/5087541
10.0.14393.9140 — https://support.microsoft.com/help/5087537
6.3.9600.23181 — https://support.microsoft.com/help/5087471
10.0.20348.5139 — https://support.microsoft.com/help/5087545
10.0.20348.5074 — https://support.microsoft.com/help/5087424
Vulnerabilities 1
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High 7.8
Data Deduplication Elevation of Privilege Vulnerability
Use after free in Data Deduplication allows an authorized attacker to elevate privileges locally.
Revision history
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#1
Information published.
References
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CVE-2026-41095 Data Deduplication Elevation of Privilege Vulnerability - HTML
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-41095
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Microsoft Exploitability Index
https://www.microsoft.com/en-us/msrc/exploitability-index?rtc=1
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Microsoft Support Lifecycle
https://support.microsoft.com/lifecycle
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Common Vulnerability Scoring System
https://www.first.org/cvss