What is CVE-2026-68821?

CVE-2026-68821 is a security advisory published by Microsoft Security Response Center (MSRC) with High severity. Windows Package Manager Elevation of Privilege Vulnerability

Which CVE IDs does CVE-2026-68821 cover?

CVE-2026-68821 covers the following CVE IDs: CVE-2026-68821. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of CVE-2026-68821?

CVE-2026-68821 has a CVSS v3 base score of 7.3, published by Microsoft Security Response Center (MSRC).

Which products are affected by CVE-2026-68821?

CVE-2026-68821 affects 1 product, including: App Installer.

CVE-2026-68821HighCVSS 7.3

Windows Package Manager Elevation of Privilege Vulnerability

Vendor

Microsoft Security Response Center (MSRC)

Published

August 14, 2026

Last Modified

—

🔗 CVE IDs covered (1)

CVE-2026-68821 →

📋 Description

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

🎯 Affected products1

App Installer

✅ Remediation

KBRelease Notes (Security Update) — fixed build 1.30.80

🔗 References (3)

advisoryhttps://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-68821
patchhttps://aka.ms/getwinget
referencehttps://github.com/microsoft/winget-cli/releases#release-v1.30.80-preview