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CVE-2026-54113: Remote Procedure Call Denial of Service Vulnerability

highCVSS 7.5CVE-2026-54113
Allocation of resources without limits or throttling in Windows Kernel allows an unauthorized attacker to deny service over a network.

CSIRTS triage

vendor: Microsoftproduct: Windows Kernel RPCDenial of service
What
Unthrottled resource allocation in Windows RPC allows denial of service.
Who is affected
Unauthorized attackers with network access to systems running RPC services.
Urgency
High severity and CVSS (7.5); network-based DoS can impact availability of critical systems.
Action
Apply Windows security updates for CVE-2026-54113; consider network-level RPC access restrictions.

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-2026-54113

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-2026-54113coverage & exploitation statusNVD · CVE.org

Same CVEs, other sources

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

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