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CVE-2026-54776

CoreWCF

Descrição

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, a CoreWCF service hosted on Unix Domain Sockets with PosixIdentity client credentials can accept connections that skip the application/unixposix stream upgrade before dispatching messages, bypassing framing-layer identity checks in UnixPosixIdentitySecurityUpgradeProvider. This issue is fixed in versions 1.8.1 and 1.9.1.

CVSS 4.4EPSS 0.109%Risco 0.44
Ver fonte
Publicação
2026-07-08 23:16:55
Versões afetadas
<1.8.1,<1.9.1
Tipo
Software crítico
Vetor
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N