← Terug naar CVE-database CVE-2026-26166 HIGH · 7.0 CVSS Gepubliceerd: 14-04-2026 CWE-415 Beschrijving Double free in Windows Shell allows an authorized attacker to elevate privileges locally. Vendors Microsoft Affected products Windows 11 23h2 Windows 11 24h2 Windows 11 25h2 Windows 11 26h1 Windows Server 2022 Windows Server 2022 23h2 Windows Server 2025 References msrc.microsoft.com