EUVD-2026-42473

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 SAML 1.1 and SAML 2.0 token validation does not correctly resolve the issuer signing key or require signed tokens when IdentityConfiguration is used with federated binding...

EUVD-2026-42472

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 SAML token validation does not enforce SubjectConfirmation method URIs or holder-of-key proof keys in SamlSecurityTokenHandler, allowing holder-of-key downgrade or custom...

EUVD-2026-42470

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, SamlSerializer skips final SignatureValue verification when a CoreWCF service validates SAML tokens using a non-X.509 signing token, allowing an attacker to reference a non-X.509...

CVE-2026-54783

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 WS-Security endorsing and supporting signature verification does not ensure the selected ds:Signature covers the expected Security header target, allowing an attacker with...

EUVD-2026-42467

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, the CoreWCF WS-Security 1.0 receive pipeline validates ds:SignedInfo SignatureMethod against the configured SecurityAlgorithmSuite but does not validate each ds:Reference...

EUVD-2026-42466

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 listening on a Kafka topic stops processing new records from that topic when KafkaTransportPump receives a null-value tombstone record, causing a persistent...

CVE-2026-54779 CoreWCF: SAML token replay protection is inoperative

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 SAML token replay protection is inoperative because DefaultTokenReplayCache.TryAdd does not reject duplicate tokens when DetectReplayedTokens is enabled, allowing a captur...

CVE-2026-54777 CoreWCF NetNamedPipe transport accepts attach to a pre-existing named pipe instance

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 NamedPipeListen...

CVE-2026-21404

NAVTOR NavBox through version 4.16.1.20 contains hard-coded credentials within its Windows Communication Foundation SOAP implementation. If the SOAP functionality is enabled, a local attacker can extract credentials to bypass the intended transfer workflow. Successful authentication against the...

CVE-2026-21404 NAVTOR NavBox Use of Hard-coded Credentials

NAVTOR NavBox through version 4.16.1.20 contains hard-coded credentials within its Windows Communication Foundation SOAP implementation. If the SOAP functionality is enabled, a local attacker can extract credentials to bypass the intended transfer workflow. Successful authentication against the...

EUVD-2026-34321

NAVTOR NavBox through version 4.16.1.20 contains hard-coded credentials within its Windows Communication Foundation SOAP implementation. If the SOAP functionality is enabled, a local attacker can extract credentials to bypass the intended transfer workflow. Successful authentication against the...

CVE-2026-21404

NAVTOR NavBox (versions up to 4.16.1.20) contains hard-coded credentials in its Windows Communication Foundation (SOAP) implementation. When SOAP is enabled, a local attacker can extract credentials and bypass the intended transfer workflow. Successful authentication to the SOAP interface grants ...

CVE-2026-39907

Unisys WebPerfect Image Suite versions 3.0.3960.22810 and 3.0.3960.22604 expose an unauthenticated WCF SOAP endpoint on TCP port 1208 that accepts unsanitized file paths in the ReadLicense action's LFName parameter, allowing remote attackers to trigger SMB connections and leak NTLMv2...

CVE-2026-39907

Unisys WebPerfect Image Suite versions 3.0.3960.22810 and 3.0.3960.22604 expose an unauthenticated WCF SOAP endpoint on TCP port 1208 that accepts unsanitized file paths in the ReadLicense action's LFName parameter, allowing remote attackers to trigger SMB connections and leak NTLMv2...

PT-2026-5382

Name of the Vulnerable Software and Affected Versions Edgemo Local Admin Service version 1.2.7.23180 Description A flaw exists in the WCF endpoint of the Edgemo Local Admin Service that permits a local user to gain local administrator privileges. This is achieved through direct communication with...

Remote Code Execution (RCE)

CSLA .NET is vulnerable to remote code execution RCE. The vulnerability is due to the use of the obsolete NetDataContractSerializer NDCS in WcfProxy, which allows an attacker to execute arbitrary code during the deserialization process...

EUVD-2019-9592

Malware in sbrugna...

CVE-2019-1006

An authentication bypass vulnerability exists in Windows Communication Foundation WCF and Windows Identity Foundation WIF, allowing signing of SAML tokens with arbitrary symmetric keys, aka 'WCF/WIF SAML Token Authentication Bypass Vulnerability'...

Uncontrolled Resource Consumption ('Resource Exhaustion')

Overview Affected versions of this package are vulnerable to Uncontrolled Resource Consumption 'Resource Exhaustion' due to the handling of connections in NetFraming based services. An attacker can consume extra system resources by establishing connections that are not properly closed or aborted...

CoreWCF Security Vulnerabilities

CoreWCF is an open source project of the CoreWCF project that aims to provide an alternative implementation of WCF Windows Communication Foundation for .NET Core and .NET 5+. A security vulnerability exists in CoreWCF versions 1.4.1 and 1.5.1, which stems from the fact that a service based on...