CVE-2026-61352: Remote Desktop Client Remote Code Execution Vulnerability

highCVSS 7.5CVE-2026-61352

Concurrent execution using shared resource with improper synchronization ('race condition') in Remote Desktop Client allows an unauthorized attacker to execute code over a network.

CSIRTS triage

vendor: Microsoft product: Remote Desktop Client Remote code execution

What: Race condition in Remote Desktop Client allows unauthorized remote code execution over the network.
Who is affected: Systems using Remote Desktop Client to connect to remote servers.
Urgency: High priority; CVSS 7.5 with network-based RCE warrants prompt remediation.
Action: Apply Microsoft security updates for Remote Desktop Client immediately.

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 7.5
Published: 2026-08-11
Exploitation: Not in CISA KEV at last sync

Original advisory: https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-61352

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.

Low exploitation riskCVE-2026-613520.43% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 36% of all EPSS-scored CVEs.

Referenced CVEs

CVE	CSIRTS overview	External
CVE-2026-61352	coverage & exploitation status	NVD · CVE.org

Same CVEs, other sources

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