FTP Fetch, Windows shellcode stage, Windows x64 Reverse Named Pipe (SMB) Stager

Fetch and execute an x64 payload from an FTP server. Custom shellcode stage. Connect back to the attacker via a named pipe pivot Module Options This module requires Metasploit: https://metasploit.com/download Current source: https://github.com/rapid7/metasploit-framework module MetasploitModule...

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 endpoint can trigger premature EOF handling in the CoreWCF...

CVE-2026-54777

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-2026-54772

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 endpoint can trigger premature EOF handling in the CoreWCF...

CVE-2026-54772 CoreWCF: Pre-authentication infinite-loop CPU exhaustion in CoreWCF net.tcp / net.pipe / net.uds framing handshake

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 endpoint can trigger premature EOF handling in the CoreWCF...

CVE-2026-54777

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-2026-54777 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-2026-54777

CoreWCF.NetNamedPipe transport is vulnerable to a local TOCTOU race where an attacker can race a NamedPipeListener between the shared-memory GUID publication and the creation of the service pipe, enabling interception of NetNamedPipe traffic by attaching to a pre-existing named pipe instance. Aff...

CVE-2026-57919

PBackupVSS.exe in Matrix42 Empirum before 25.5 and 26.x before 26.2 creates a named pipe \.\pipe\PBackupVSS with a DACL that grants GENERICREAD and GENERICWRITE permissions to all authenticated users. A low-privileged local attacker can connect to this pipe and send crafted IPC messages to trigge...

CVE-2026-57919

PBackupVSS.exe in Matrix42 Empirum before 25.5 and 26.x before 26.2 creates a named pipe \.\pipe\PBackupVSS with a DACL that grants GENERICREAD and GENERICWRITE permissions to all authenticated users. A low-privileged local attacker can connect to this pipe and send crafted IPC messages to trigge...

CVE-2026-57919: Incorrect Default Permissions

PBackupVSS.exe in Matrix42 Empirum before 25.5 and 26.x before 26.2 creates a named pipe \.\pipe\PBackupVSS with a DACL that grants GENERICREAD and GENERICWRITE permissions to all authenticated users. A low-privileged local attacker can connect to this pipe and send crafted IPC messages to trigge...

CVE-2026-57919

PBackupVSS.exe in Matrix42 Empirum before 25.5 and 26.x before 26.2 creates a named pipe \.\pipe\PBackupVSS with a DACL that grants GENERICREAD and GENERICWRITE permissions to all authenticated users. A low-privileged local attacker can connect to this pipe and send crafted IPC messages to trigge...

PT-2026-53735

Name of the Vulnerable Software and Affected Versions Matrix42 Empirum versions prior to 25.5 Matrix42 Empirum versions 26.x prior to 26.2 Description The PBackupVSS.exe component creates a named pipe at '.pipePBackupVSS' with a Discretionary Access Control List DACL that grants GENERIC READ and...

CVE-2026-57919

CVE-2026-57919 affects Matrix42 Empirum (pre-25.5 and pre-26.2). The issue: PBackupVSS.exe creates a named pipe (\.\pipe\PBackupVSS) with a permissive DACL granting GENERIC_READ/WRITE to all authenticated users, enabling a low-privileged, local attacker to connect and send crafted IPC messages to...

CVE-2026-57919

PBackupVSS.exe in Matrix42 Empirum before 25.5 and 26.x before 26.2 creates a named pipe \.\pipe\PBackupVSS with a DACL that grants GENERICREAD and GENERICWRITE permissions to all authenticated users. A low-privileged local attacker can connect to this pipe and send crafted IPC messages to trigge...

ExpressUpdate Agent for Windows improper access restriction on its named pipe

Overview ExpressUpdate Agent for Windows provided by NEC Corporation is the software module for NEC server products, to support remote management of installed software. ExpressUpdate Agent for Windows configures its named pipe with an improper access restriction. Exposed IOCTL with Insufficient...

CVE-2026-MSIAPService

MSI Center — MSI NBFoundation Service Vulnerability Advisory...

GHSA-6JJ2-4Q5C-X8G6 CoreWCF NetNamedPipe transport accepts attach to a pre-existing named pipe instance

Impact CoreWCF NetNamedPipe transport accepts attach to a pre-existing named pipe instance, allowing local interception of NetNamedPipe traffic. NetNamedPipe creates a shared memory object based on the listening url, then generated a unique GUID for the named pipe it will be using and saves this ...

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

Impact CoreWCF NetNamedPipe transport accepts attach to a pre-existing named pipe instance, allowing local interception of NetNamedPipe traffic. NetNamedPipe creates a shared memory object based on the listening url, then generated a unique GUID for the named pipe it will be using and saves this ...

Time-of-check Time-of-use (TOCTOU) Race Condition

Overview CoreWCF.NetNamedPipe is a port of the service side of Windows Communication Foundation WCF to .NET Core. The goal of this project is to enable existing WCF services to move to .NET Core. Affected versions of this package are vulnerable to Time-of-check Time-of-use TOCTOU Race Condition v...