CVE tracker / CVE-2026-105513

CVE-2026-105513

CVE-2026-105513 is the Windows Kernel Elevation of Privilege Vulnerability. Microsoft rates it Important, CVSS 7.0. It is not in CISA's Known Exploited Vulnerabilities catalog. Published November 10, 2026.

Risk summary

HighElevation of Privilege
7.0
CVSS v3 base
High
Severity
Important
Microsoft's rating
Less Likely
Microsoft: exploitation
No
In CISA KEV

Microsoft describes it: “An elevation of privilege vulnerability exists in the way that the Windows Kernel handles objects in memory. An attacker who successfully exploited the vulnerability could execute code with elevated permissions. To exploit the vulnerability, a locally authenticated attacker could run a specially crafted application. The security update addresses the vulnerability by ensuring the Windows Kernel properly handles objects in memory.”

How to fix it

Microsoft lists 28 affected products and the update that fixes each:

What Microsoft changed

Details

Weakness
CWE-763: Release of Invalid Pointer or Reference
Publicly disclosed (Microsoft)
No
Exploited (Microsoft)
No
Known exploited (CISA KEV)
Not listed
Published
November 10, 2026
Last revised
November 10, 2026

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References

Microsoft Security Update Guide NVD CVE record CWE

From Microsoft, CISA, NVD and FIRST data; the Microsoft details were read when this page was opened. Check the references above before you act.