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CVE-2026-54777mediumCWE-367CWE-665

CoreWCF NetNamedPipe transport accepts attach to a pre-existing named pipe instance

13Vexday Risk Score

Sem sinal de exploração. Nenhum artefato público de exploração conhecido até agora.

ssvc Trackcvss 6.5epss 0.1%
probabilidade de exploração
0.1%top 100% das CVEs
exploração observada
nãonenhuma fonte reporta
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, CoreWCF NetNamedPipe transport accepts attachment to a pre-existing named pipe instance, allowing local interception of NetNamedPipe traffic when an attacker races NamedPipeListener startup between shared memory GUID publication and service named pipe creation. This issue is fixed in versions 1.8.1 and 1.9.1.
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:L
Produtos afetados
CoreWCF · CoreWCF