Jul 2026: Windows Server Network driver Remote Code Execution Vulnerability
CVE-2026-56188 Published on July 14, 2026
Windows Server Network driver Remote Code Execution Vulnerability
Concurrent execution using shared resource with improper synchronization ('race condition') in Windows Server Network driver allows an unauthorized attacker to execute code over a network.
Weakness Type
What is a Race Condition Vulnerability?
The program contains a code sequence that can run concurrently with other code, and the code sequence requires temporary, exclusive access to a shared resource, but a timing window exists in which the shared resource can be modified by another code sequence that is operating concurrently.
CVE-2026-56188 has been classified to as a Race Condition vulnerability or weakness.
Products Associated with CVE-2026-56188
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Affected Versions
Microsoft Windows 10 Version 1607:- Version 10.0.14393.0 and below 10.0.14393.9339 is affected.
- Version 10.0.17763.0 and below 10.0.17763.9020 is affected.
- Version 10.0.19044.0 and below 10.0.19044.7548 is affected.
- Version 10.0.19045.0 and below 10.0.19045.7548 is affected.
- Version 10.0.26100.0 and below 10.0.26100.8875 is affected.
- Version 10.0.26200.0 and below 10.0.26100.8875 is affected.
- Version 10.0.28000.0 and below 10.0.28000.2525 is affected.
- Version 6.2.9200.0 and below 6.2.9200.26226 is affected.
- Version 6.2.9200.0 and below 6.2.9200.26226 is affected.
- Version 6.3.9600.0 and below 6.3.9600.23291 is affected.
- Version 6.3.9600.0 and below 6.3.9600.23291 is affected.
- Version 10.0.14393.0 and below 10.0.14393.9339 is affected.
- Version 10.0.14393.0 and below 10.0.14393.9339 is affected.
- Version 10.0.17763.0 and below 10.0.17763.9020 is affected.
- Version 10.0.17763.0 and below 10.0.17763.9020 is affected.
- Version 10.0.20348.0 and below 10.0.20348.5386 is affected.
- Version 10.0.26100.0 and below 10.0.26100.33158 is affected.
- Version 10.0.26100.0 and below 10.0.26100.33158 is affected.