EUVD-2026-73774
GHSA-m6pv-5q2j-wvxr
Severity by source
AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Network-reachable graphics parser, no authentication required, user must open malicious content; successful exploitation yields full code execution so C:H/I:H/A:H with unchanged scope is appropriate.
Primary rating from Vendor (microsoft).
CVSS VectorVendor: microsoft
Lifecycle Timeline
3DescriptionCVE.org
Stack-based buffer overflow in Microsoft Graphics Component allows an unauthorized attacker to execute code over a network.
AnalysisAI
Stack-based buffer overflow in the Windows Graphics Component enables unauthenticated remote attackers to achieve arbitrary code execution on affected systems when a victim interacts with specially crafted graphical content. The vulnerability spans all currently supported Windows 10, Windows 11, and Windows Server editions from 2016 through 2025, making the attack surface exceptionally broad. …
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Attack ChainAIDerived
Hypothetical attack flow derived from CVE metadata
Vulnerability AssessmentAI
| Exploitation | User interaction is required: a victim must open, preview, or render attacker-controlled graphical content - for example, opening an email attachment, previewing a file in Windows Explorer, or visiting a web page that causes the browser to render a crafted image. … Additional conditions and limiting factors are described in the full assessment. |
| Risk Assessment | The CVSS 8.8 High rating with AV:N/AC:L/PR:N/UI:R reflects a realistic, low-friction attack: no authentication is required, complexity is low, and the only barrier is convincing a user to open or preview malicious content - a routine phishing vector. … Full risk analysis with EPSS, KEV, and SSVC signal comparison available after sign-in. |
| Exploit Scenario | Full exploit scenario with step-by-step reproduction available after sign-in. |
| Remediation | Apply the vendor-released security update for the specific Windows release train in use; exact fixed build numbers for all fifteen affected SKUs are detailed in the affected_products field above. … Detailed patch versions, workarounds, and compensating controls in full report. |
Recommended ActionAI
Within 24 hours, inventory all Windows 10, 11, and Server 2016-2025 systems in your environment and classify by criticality. …
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Same weakness CWE-121 – Stack-based Buffer Overflow
View allSame technique Buffer Overflow
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External POC / Exploit Code
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