# CVE-2026-105504: Windows Kernel privilege escalation in object memory handling

Source: https://junglewise.ai/threats/cve-2026-105504-an-elevation-of-privilege-vulnerability-exists-in-the-way-that  
Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats  
Published: 2026-11-10. Updated: 2026-11-10  
License: CC BY 4.0 with a link back

CVE-2026-105504 · Severity: high · CVSS 7 · Published 2026-11-10

The Windows Kernel contains a vulnerability in how it manages objects stored in memory that allows local attackers to execute code with elevated system privileges. An attacker with basic access to a computer could run a specially crafted program to exploit this flaw and gain administrative control, potentially leading to data theft, system compromise, or further network attacks.

Technologies: [Microsoft Windows Kernel](https://junglewise.ai/threats/technologies/windows-kernel). Vendors: [Microsoft](https://junglewise.ai/threats/vendors/microsoft).

## Quick answers

**Is CVE-2026-105504 exploited in the wild?** No. Junglewise Threat Intelligence has no report of CVE-2026-105504 being exploited in the wild.

**How severe is CVE-2026-105504?** High severity, with a CVSS score of 7, published 10 November 2026.

**Which products and versions are affected?** Microsoft Windows Kernel.

**Is there a fix for CVE-2026-105504?** No fixed version is recorded yet. Check the vendor's advisory in the references below. If you run it, Junglewise drafts a mitigation that fits your setup and applies it once you approve, with senior security engineers behind it.

**How is CVE-2026-105504 attacked?** It is attacked with local access, in an operating system.

**Am I affected by CVE-2026-105504?** Check whether you run Microsoft Windows Kernel. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.

## Technical details

This is a privilege escalation vulnerability in the Windows Kernel's object memory handling, exploitable by a locally authenticated attacker via a specially crafted application. The attacker gains code execution with elevated permissions. Microsoft has released a security update addressing the vulnerability.

## Affected products

- Microsoft Windows Kernel

## Timeline

- 2026-11-10: disclosed

## References

- [https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-105504](https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-105504)

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