CVE-2026-70063
MEDIUM severity · CVSS 4.7 · Out-of-bounds read
4.7CVSS MEDIUM
Summary
Out-of-bounds read in Windows Kernel allows an authorized attacker to disclose information locally.
Impact & exploitability
Attack vectorLocal
Attack complexityHigh
Privileges requiredLow
User interactionNone
Confidentiality impactHigh
Integrity impactNone
Availability impactNone
Exploit probability (EPSS)0%
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:N
Affected products we track (4)
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-2026-70063 ↗