CVE-2026-49806: CWE-362: Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition') in Microsoft Windows 11 Version 24H2
Concurrent execution using shared resource with improper synchronization ('race condition') in Windows USB Print Driver allows an authorized attacker to elevate privileges locally.
AI Analysis
Technical Summary
This vulnerability (CVE-2026-49806) involves a race condition (CWE-362) in the Windows USB Print Driver component of Windows 11 Version 24H2 (build 10.0.26100.0). The issue allows an authorized local attacker to elevate privileges by exploiting improper synchronization when accessing shared resources concurrently. The vulnerability has a CVSS 3.1 score of 7.0, indicating high severity, with impacts on confidentiality, integrity, and availability. Microsoft has published an official fix to address this issue.
Potential Impact
An authorized local attacker can exploit this race condition to elevate privileges on the affected system, potentially gaining higher-level access than intended. The vulnerability impacts confidentiality, integrity, and availability of the system as indicated by the CVSS vector. There are no known exploits in the wild at this time.
Mitigation Recommendations
Microsoft has released an official fix for this vulnerability. It is recommended to apply the security update provided by Microsoft as detailed in their advisory at https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-49806. No additional mitigation steps are required beyond applying the official patch.
CVE-2026-49806: CWE-362: Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition') in Microsoft Windows 11 Version 24H2
Description
Concurrent execution using shared resource with improper synchronization ('race condition') in Windows USB Print Driver allows an authorized attacker to elevate privileges locally.
CVSS v3.1
Score 7.0high
Affected software
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability (CVE-2026-49806) involves a race condition (CWE-362) in the Windows USB Print Driver component of Windows 11 Version 24H2 (build 10.0.26100.0). The issue allows an authorized local attacker to elevate privileges by exploiting improper synchronization when accessing shared resources concurrently. The vulnerability has a CVSS 3.1 score of 7.0, indicating high severity, with impacts on confidentiality, integrity, and availability. Microsoft has published an official fix to address this issue.
Potential Impact
An authorized local attacker can exploit this race condition to elevate privileges on the affected system, potentially gaining higher-level access than intended. The vulnerability impacts confidentiality, integrity, and availability of the system as indicated by the CVSS vector. There are no known exploits in the wild at this time.
Mitigation Recommendations
Microsoft has released an official fix for this vulnerability. It is recommended to apply the security update provided by Microsoft as detailed in their advisory at https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-49806. No additional mitigation steps are required beyond applying the official patch.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- microsoft
- Date Reserved
- 2026-06-01T17:02:37.208Z
- Cvss Version
- 3.1
- State
- PUBLISHED
- Remediation Level
- official-fix
- Vendor Advisory Urls
- [{"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-49806","vendor":"Microsoft"}]
Threat ID: 6a566f7268715ace43e6b6da
Added to database: 07/14/2026, 17:18:42 UTC
Last enriched: 08/13/2026, 14:27:20 UTC
Last updated: 08/26/2026, 06:22:53 UTC
Views: 70
Community Reviews
0 reviewsCrowdsource mitigation strategies, share intel context, and vote on the most helpful responses. Sign in to add your voice and help keep defenders ahead.
Want to contribute mitigation steps or threat intel context? Sign in or create an account to join the community discussion.
Actions
Updates to AI analysis require Pro Console access. Upgrade inside Console → Billing.
External Links
Need more coverage?
Upgrade to Pro Console for AI refresh and higher limits.
For incident response and remediation, OffSeq services can help resolve threats faster.
Latest Threats
Check if your credentials are on the dark web
Instant breach scanning across billions of leaked records. Free tier available.