Summary
Impact: Spoofing. Microsoft rating: Important. Not known to be exploited — Exploitation Less Likely. Customer action: Required.
Details
According to the CVSS metric, the attack complexity is high (AC:H). What does that mean for this vulnerability?
Successful exploitation of this vulnerability requires an attacker to prepare the target environment to improve exploit reliability.
Security updates
10.0.26200.6899 — https://support.microsoft.com/help/5066835
10.0.17763.7919 — https://support.microsoft.com/help/5066586
10.0.20348.4294 — https://support.microsoft.com/help/5066782
10.0.19044.6456 — https://support.microsoft.com/help/5066791
10.0.22621.6060 — https://support.microsoft.com/help/5066793
10.0.25398.1913 — https://support.microsoft.com/help/5066780
Vulnerabilities 1
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Medium 6.3
Virtual Secure Mode Spoofing Vulnerability
Use of a key past its expiration date in Virtual Secure Mode allows an authorized attacker to perform spoofing locally.
Revision history
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#1
Information published.
References
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CVE-2025-48813 Virtual Secure Mode Spoofing Vulnerability - HTML
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-48813
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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