CVE-2026-33829 Windows Snipping Tool Spoofing Vulnerability

Medium 4.3 Published Updated

An attacker can spoof the Windows Snipping Tool to expose sensitive information to unauthorized actors over a network.

Exploited in the wild
Not known
Login needed
Not needed
Attackable
Over the internet
Victim action needed
A user has to click or open something
Fix
None listed

What is CVE-2026-33829?

CVE-2026-33829 is a medium-severity vulnerability in Microsoft Windows 10 1607, published on 14 Apr 2026. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.

Official description

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

Weakness: CWE-200

Which versions are affected by CVE-2026-33829?

It affects 14 products.

Products include Microsoft Windows 10 1607, Microsoft Windows 10 1809, Microsoft Windows 10 21h2, Microsoft Windows 10 22h2, Microsoft Windows 11 23h2, Microsoft Windows 11 24h2 and 8 more.

How do I fix CVE-2026-33829?

No fix has been published for CVE-2026-33829 yet. Limit exposure of the affected software until one is available.

Is CVE-2026-33829 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2026-33829 exists.

Public exploit code: 1 Exploit-DB entry and 2 proofs of concept on GitHub.

All Microsoft Windows 10 1607 vulnerabilities

Sources

Also known as GHSA-wmq5-p9j9-jfgx.

Is CVE-2026-33829 in your software?

Upload an SBOM and sbomify checks it against every vulnerability here, every day.

Check your SBOMs for free