CVE-2026-49174
MEDIUM severity · CVSS 6.1 · Missing authentication
6.1CVSS MEDIUM
Summary
Missing authentication for critical function in Microsoft Windows DNS allows an authorized attacker to perform tampering locally.
Impact & exploitability
Attack vectorLocal
Attack complexityLow
Privileges requiredLow
User interactionNone
Confidentiality impactLow
Integrity impactHigh
Availability impactNone
Exploit probability (EPSS)0%
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:H/A:N
Affected products we track (3)
Recommendation
Apply the vendor fix in your normal patch cycle. Open any affected product above for its exact safe version.
Official patch: https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-49174 ↗