Concurrent execution using shared resource with improper synchronization ('race condition') in Windows DNS allows an authorized attacker to execute code over a network.

Medium CVSS 6.6

CVECVE-2026-61920

First seen2026-08-12 08:15 UTC

Disclosed2026-08-11 17:18 UTC

Last updated2026-08-12 08:15 UTC

Channel statusauto

Summary

Concurrent execution using shared resource with improper synchronization ('race condition') in Windows DNS allows an authorized attacker to execute code over a network.

In-depth triage

No in-depth report has been generated yet (DR-003 v2 AI pipeline is under construction).

Sources

NVD DATABASE

Original Links

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-61920

Timeline

2026-08-12 nvd_ingest NVD