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CVE-2026-58609: Windows Graphics Component Remote Code Execution Vulnerability

highCVSS 7.8CVE-2026-58609
Out-of-bounds read in Microsoft Graphics Component allows an unauthorized attacker to execute code locally.

CSIRTS triage

vendor: Microsoftproduct: Windows Graphics ComponentRemote code execution
What
An out-of-bounds read in Microsoft Graphics Component allows an unauthorized attacker to execute code locally.
Who is affected
Users of the Windows Graphics Component.
Urgency
Remediation is high urgency due to the severity of the remote code execution risk.
Action
Update the Windows Graphics Component as per Microsoft’s guidance.

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-2026-58609

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-2026-58609coverage & exploitation statusNVD · CVE.org

Same CVEs, other sources

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

Recent advisories for Windows Graphics Component

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