CVE-2026-33829

Published: Apr 14, 2026Modified: Jul 24, 2026

4.3

Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N

Exploitability: 2.8 / Impact: 1.4

Source: secure@microsoft.com (Secondary)

Description

Exposure of sensitive information to an unauthorized actor in Windows Snipping Tool allows an unauthorized attacker to perform spoofing over a network.

Affected (25)

Products: Microsoft: 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 2012, Windows Server 2016, Windows Server 2019, Windows Server 2022, Windows Server 2022 23h2, Windows Server 2025

14 products

Windows Server 2022 23h2

Windows Server 2025

Configuration A

25 vulnerable

Vulnerable Software	Affected Versions
Microsoft Windows 10 1607	Before 10.0.14393.9060
Microsoft Windows 10 1607	Before 10.0.14393.9060
Microsoft Windows 10 1809	Before 10.0.17763.8644
Microsoft Windows 10 1809	Before 10.0.17763.8644
Microsoft Windows 10 21h2	Before 10.0.19044.7184
Microsoft Windows 10 21h2	Before 10.0.19044.7184
Microsoft Windows 10 21h2	Before 10.0.19044.7184
Microsoft Windows 10 22h2	Before 10.0.19045.7184
Microsoft Windows 10 22h2	Before 10.0.19045.7184
Microsoft Windows 10 22h2	Before 10.0.19045.7184
Microsoft Windows 11 23h2	Before 10.0.22631.6936
Microsoft Windows 11 23h2	Before 10.0.22631.6936
Microsoft Windows 11 24h2	Before 10.0.26100.8246
Microsoft Windows 11 24h2	Before 10.0.26100.8246
Microsoft Windows 11 25h2	Before 10.0.26200.8246
Microsoft Windows 11 25h2	Before 10.0.26200.8246
Microsoft Windows 11 26h1	Before 10.0.28000.1836
Microsoft Windows 11 26h1	Before 10.0.28000.1836
Microsoft Windows Server 2012	All versions
Microsoft Windows Server 2012	Version r2
Microsoft Windows Server 2016	Before 10.0.14393.9060
Microsoft Windows Server 2019	Before 10.0.17763.8644
Microsoft Windows Server 2022	Before 10.0.20348.5020
Microsoft Windows Server 2022 23h2	Before 10.0.25398.2274
Microsoft Windows Server 2025	Before 10.0.26100.32690

Related CWEs

CWE-200

Exposure of Sensitive Information to an Unauthorized Actor

The product exposes sensitive information to an actor that is not explicitly authorized to have access to that information.

References (2)

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-33829

Source: secure@microsoft.com

Vendor Advisory

https://github.com/blackarrowsec/redteam-research/tree/master/CVE-2026-33829

Source: 134c704f-9b21-4f2e-91b3-4a467353bcc0

Timeline

No history available yet.