EUVD-2026-56624
GHSA-mh87-72gq-2gf2
Severity by source
AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
UI:R assessed because a user must actively initiate an RDP connection to the attacker's server; all other metrics align with the vendor-provided vector.
Primary rating from Vendor (microsoft).
CVSS VectorNVD
Lifecycle Timeline
7DescriptionNVD
Out-of-bounds read in Remote Desktop Client allows an unauthorized attacker to disclose information over a network.
AnalysisAI
Remote code memory disclosure in the Windows Remote Desktop Client (CWE-125) exposes sensitive process memory to an attacker operating a malicious or compromised RDP server. All major Windows desktop and server releases from Windows 10 1607 through Windows 11 26H1 and Windows Server 2012 through Windows Server 2025 are affected, representing essentially the entire active Windows install base running an RDP client. …
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Attack ChainAIDerived
Hypothetical attack flow derived from CVE metadata
Vulnerability AssessmentAI
| Exploitation | Exploitation requires the target system to run the Windows Remote Desktop Client and for a user or automated process to initiate an outbound RDP connection (TCP 3389) to an attacker-controlled server. … Additional conditions and limiting factors are described in the full assessment. |
| Risk Assessment | The CVSS 7.5 score is driven by the network attack vector, low complexity, and high confidentiality impact, but several additional signals materially moderate real-world urgency. … 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 applicable Windows version via Windows Update or the Microsoft Security Response Center at https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-61918. … Detailed patch versions, workarounds, and compensating controls in full report. |
Recommended ActionAI
Within 24 hours, assess the scope of Windows Remote Desktop Client deployments across Windows 10 (version 1607 and later), Windows 11, and Windows Server 2012 through 2025 to determine remediation requirements. …
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Same weakness CWE-125 – Out-of-bounds Read
View allSame technique Buffer Overflow
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External POC / Exploit Code
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