CVE-2026-33104: CWE-362: Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition') in Microsoft Windows 10 Version 1607
CVE-2026-33104 is a race condition vulnerability in the Windows Win32K graphics component of Windows 10 Version 1607. It allows an authorized local attacker to elevate privileges due to improper synchronization when accessing shared resources. The vulnerability has a high severity with a CVSS score of 7. An official fix is available from Microsoft.
AI Analysis
Technical Summary
This vulnerability involves concurrent execution using a shared resource with improper synchronization in the Windows Win32K GRFX subsystem on Windows 10 Version 1607 (build 10.0.14393.0). The race condition can be exploited by an authorized local attacker to elevate privileges. Microsoft has published an official fix addressing this issue.
Potential Impact
Successful exploitation allows an authorized local attacker to elevate privileges, potentially gaining higher system rights. This could lead to full system compromise depending on the privileges gained. There are no known exploits in the wild at this time.
Mitigation Recommendations
An official patch is available from Microsoft and should be applied to affected systems to remediate this vulnerability. Refer to the Microsoft Security Response Center advisory at https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-33104 for the update details and installation instructions.
CVE-2026-33104: CWE-362: Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition') in Microsoft Windows 10 Version 1607
Description
CVE-2026-33104 is a race condition vulnerability in the Windows Win32K graphics component of Windows 10 Version 1607. It allows an authorized local attacker to elevate privileges due to improper synchronization when accessing shared resources. The vulnerability has a high severity with a CVSS score of 7. An official fix is available from Microsoft.
CVSS v3.1
Score 7.0high
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability involves concurrent execution using a shared resource with improper synchronization in the Windows Win32K GRFX subsystem on Windows 10 Version 1607 (build 10.0.14393.0). The race condition can be exploited by an authorized local attacker to elevate privileges. Microsoft has published an official fix addressing this issue.
Potential Impact
Successful exploitation allows an authorized local attacker to elevate privileges, potentially gaining higher system rights. This could lead to full system compromise depending on the privileges gained. There are no known exploits in the wild at this time.
Mitigation Recommendations
An official patch is available from Microsoft and should be applied to affected systems to remediate this vulnerability. Refer to the Microsoft Security Response Center advisory at https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-33104 for the update details and installation instructions.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- microsoft
- Date Reserved
- 2026-03-17T20:15:23.719Z
- Cvss Version
- 3.1
- State
- PUBLISHED
- Remediation Level
- official-fix
- Vendor Advisory Urls
- [{"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-33104","vendor":"Microsoft"}]
Threat ID: 69de7a3a82d89c981fd6cf26
Added to database: 4/14/2026, 5:32:42 PM
Last enriched: 5/26/2026, 8:08:30 PM
Last updated: 5/27/2026, 1:44:58 AM
Views: 52
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.