Resource exhaustion in Corewcf

CVE-2026-54772

CoreWCF is a port of the service side of Windows Communication Foundation (WCF) to .NET Core. Prior to 1.8.1 and 1.9.1, an unauthenticated remote attacker that can reach a NetTcpBinding, NetNamedPipeBinding, or UnixDomainSocketBinding endp…

Vulnerability class: DoS (Denial of Service)

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.

Affected products

  • Corewcf — versions >= 1.9.0, < 1.9.1, < 1.8.1

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2026-54772?
CVE-2026-54772 is a high-severity vulnerability in Corewcf, classified under Uncontrolled Resource Consumption. CVSS score: 7.5/10. Published 2026-07-08.
How severe is CVE-2026-54772?
High severity. CVSS v3 base score is 7.5 out of 10.