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CVE-2026-50493: DirectX Graphics Kernel Elevation of Privilege Vulnerability

highCVSS 7.8CVE-2026-50493
Use after free in Windows Graphics Kernel allows an authorized attacker to elevate privileges locally.

CSIRTS triage

vendor: Microsoftproduct: Windows Graphics KernelPrivilege escalation
What
A use after free vulnerability in Windows Graphics Kernel allows an authorized attacker to elevate privileges locally.
Who is affected
Authorized users of Windows Graphics Kernel.
Urgency
Remediation is high urgency due to the potential for privilege escalation, with a high severity rating.
Action
Apply patches when available.

AI-assisted analysis generated from the source advisory — verify against the original.

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Details

Source
Microsoft Security Response Center (INTL · vendor-psirt · site)
Severity
high — CVSS 7.8
Published
2026-07-14
Exploitation
Not in CISA KEV at last sync

Original advisory: https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-50493

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-2026-50493coverage & 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