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CVE-2026-50375: DirectX Graphics Kernel Elevation of Privilege Vulnerability

mediumCVSS 6.3CVE-2026-50375
Heap-based buffer overflow in Windows DirectX allows an authorized attacker to elevate privileges locally.

CSIRTS triage

vendor: Microsoftproduct: DirectXPrivilege escalation
What
Heap-based buffer overflow in Windows DirectX allows an authorized attacker to elevate privileges locally.
Who is affected
Users of Windows DirectX are affected.
Urgency
Remediation is important due to the medium severity and potential for local privilege escalation.
Action
Apply the latest security patch for DirectX.

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Details

Source
Microsoft Security Response Center (INTL · vendor-psirt · site)
Severity
medium — CVSS 6.3
Published
2026-07-14
Exploitation
Not in CISA KEV at last sync

Original advisory: https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-50375

Exploitation outlook

EPSS (FIRST.org) estimates each CVE’s probability of exploitation in the next 30 days — here is the CSIRTS.com read on those numbers.

Referenced CVEs

CVECSIRTS overviewExternal
CVE-2026-50375coverage & exploitation statusNVD · CVE.org

Same CVEs, other sources

How other CERTs, PSIRTs and databases cover the vulnerabilities in this advisory.

Recent advisories for DirectX Graphics Kernel

A cluster of recent advisories against the same product widens the attack surface — attackers routinely chain freshly published CVEs on one product, so review these together.

More from Microsoft Security Response Center