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MicrosoftCVE-2026-68821

Microsoft App Installer: privilege escalation

High7.3CVE-2026-68821 · Published Aug 11, 2026 · updated Aug 29, 2026

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

Microsoft advisory

Affected versions

PackageAffectedFixed in
App Installer
Product
>= 1.0.0.0, < 1.29.2791.29.279
Details and references
CVSS 3.1
CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H
Severity from
the vendor (its own CVE record or advisory)
Weakness
CWE-269

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