CVE-2026-50406

—

CVSS 3.1

7.8 high

EPSS

<1%p20

Published

Jul 14, 2026 (Jul 14, 2026)

Modified

Jul 23, 2026

Description

Use after free in Windows Backup Engine allows an authorized attacker to elevate privileges locally.

Vendors: microsoft
Products: windows 10 21h2, windows 10 22h2, windows 11 24h2, windows 11 25h2, windows 11 26h1
Weakness: CWE-416
Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

NVD CVE.org GitHub PoCs EPSS (0.3%)

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