CVE-2026-68821: Windows Package Manager Elevation of Privilege Vulnerability

Overview

Severity

High (CVSS 7.3)

CVSS Vector

CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C

Category

Elevation of Privilege

Exploit Status

Not Exploited

Exploitation Likelihood

Less Likely

Patch Tuesday

2026-Aug

Released

2026-08-11

Last Updated

2026-08-29

EPSS Score

0.32% (percentile: 22.5%)

Description

Improper privilege management in Windows Package Manager allows an authorized attacker to elevate privileges locally.

FAQ

What privileges could be gained by an attacker who successfully exploited this vulnerability? An attacker who successfully exploited this vulnerability could gain SYSTEM privileges.

Affected Products (1)

Apps

• App Installer

Security Updates (1)

• Release Notes

Acknowledgments

<a href="https://www.linkedin.com/in/bilal-teke/">Bilal Teke</a>

Revision History

• 2026-08-11: Information published.
• 2026-08-14: Acknowledgement Updated
• 2026-08-29: Changes made to the security updates links and information. This is an informational change only.