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CVE-2026-32071

nvd nist
Published: Apr 14, 2026Modified: Apr 22, 2026

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7.5
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Exploitability: 3.9 / Impact: 3.6
Source: secure@microsoft.com (Secondary)

Description

Null pointer dereference in Windows Local Security Authority Subsystem Service (LSASS) allows an unauthorized attacker to deny service over a network.

Affected (23)

Microsoft
13 products
Windows 10 1607
Windows 10 1809
Windows 10 21h2
Windows 10 22h2
Windows 11 23h2
Windows 11 24h2
Windows 11 25h2
Windows 11 26h1
Windows Server 2016
Windows Server 2019
Windows Server 2022
Windows Server 2022 23h2
Windows Server 2025
Configuration A
23 vulnerable
Vulnerable SoftwareAffected Versions
Microsoft
Windows 10 1607
Before 10.0.14393.9060
Windows 10 1607
Before 10.0.14393.9060
Microsoft
Windows 10 1809
Before 10.0.17763.8644
Windows 10 1809
Before 10.0.17763.8644
Microsoft
Windows 10 21h2
Before 10.0.19044.7184
Windows 10 21h2
Before 10.0.19044.7184
Windows 10 21h2
Before 10.0.19044.7184
Microsoft
Windows 10 22h2
Before 10.0.19045.7184
Windows 10 22h2
Before 10.0.19045.7184
Windows 10 22h2
Before 10.0.19045.7184
Microsoft
Windows 11 23h2
Before 10.0.22631.6936
Windows 11 23h2
Before 10.0.22631.6936
Microsoft
Windows 11 24h2
Before 10.0.26100.8246
Windows 11 24h2
Before 10.0.26100.8246
Microsoft
Windows 11 25h2
Before 10.0.26200.8246
Windows 11 25h2
Before 10.0.26200.8246
Microsoft
Windows 11 26h1
Before 10.0.28000.1836
Windows 11 26h1
Before 10.0.28000.1836
Windows Server 2016
Before 10.0.14393.9060
Windows Server 2019
Before 10.0.17763.8644
Windows Server 2022
Before 10.0.20348.5020
Windows Server 2022 23h2
Before 10.0.25398.2274
Windows Server 2025
Before 10.0.26100.32690

Related CWEs

CWE-476
NULL Pointer Dereference
The product dereferences a pointer that it expects to be valid but is NULL.

References (1)

Source: secure@microsoft.com
Vendor Advisory

Timeline

No history available yet.