EUVD-2026-73499
GHSA-xxx3-74w7-m595
Severity by source
AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Local access with low privileges required; no user interaction; privilege escalation yields full C/I/A over the host; scope unchanged.
Primary rating from Vendor (microsoft).
CVSS VectorVendor: microsoft
Lifecycle Timeline
4DescriptionCVE.org
Untrusted pointer dereference in Windows Remote Desktop Services allows an authorized attacker to elevate privileges locally.
AnalysisAI
Privilege escalation in Windows Remote Desktop Services exploits an untrusted pointer dereference (CWE-822) to allow a locally authenticated low-privileged attacker to gain full system control (C:H/I:H/A:H). The flaw affects a broad swath of Windows versions from Server 2012 through Server 2025 and Windows 10/11 across multiple feature update branches. …
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Attack ChainAIDerived
Hypothetical attack flow derived from CVE metadata
Vulnerability AssessmentAI
| Exploitation | Exploitation requires a local session on an affected Windows host with at minimum low-privileged (standard user) credentials - consistent with PR:L in the CVSS vector. … Additional conditions and limiting factors are described in the full assessment. |
| Risk Assessment | The CVSS 3.1 score of 7.8 with AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H accurately captures a high-severity local privilege escalation. … 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 Microsoft's security update for the applicable Windows version via Windows Update or WSUS; exact fixed builds are detailed above (e.g., Windows Server 2025 fixed at 10.0.26100.33438, Windows Server 2019 at 10.0.17763.9245, Windows Server 2022 at 10.0.20348.5622). … Detailed patch versions, workarounds, and compensating controls in full report. |
Recommended ActionAI
Within 24 hours, inventory all Windows Server 2012-2025 and Windows 10/11 systems in production, prioritizing Remote Desktop Services deployments and domain controllers. …
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Threat intelligence, references, and detailed analysis are available after sign-in.
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Same weakness CWE-822 – Untrusted Pointer Dereference
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External POC / Exploit Code
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