ROS-20260709-73-0008

The vulnerability of the .NET software platform is related to authentication errors. Exploiting this vulnerability can allow attackers to increase their privileges...

ROS-20260709-73-0003

The vulnerability of the .NET software platform is related to authentication errors. Exploiting this vulnerability can allow attackers to increase their privileges...

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...

EUVD-2026-42465

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 UnixDomainSocket POSIX peer identity resolution uses non-reentrant getpwuid and getgrgid calls, allowing concurrent connections to attribute one connection's identity to...

CVE-2026-54773 CoreWCF: WS-Security signature substitution via document-wide Signature lookup

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 signature verification performs a document-wide ds:Signature lookup, allowing an unauthenticated remote attacker to place a SOAP header before wsse:Security an...

Iran-Linked Hackers Use New Cavern C2 Framework to Target Israeli Organizations

An Iranian hacking group affiliated with Iran's Ministry of Intelligence and Security MOIS has been wielding a previously undocumented modular command-and-control C2 framework dubbed Cavern aka Cav3rn targeting Israeli organizations. The activity, which has primarily singled out IT providers and...

CVE-2026-58127

PACSgear MediaWriter 5.2.1 exposes a .NET Remoting TCP service on port 9000 via PacsgearMediaServerEngine.dll, registered with ObjectURIs RemoteObj and UIRemoteObj, without any authentication requirement. By exploiting the MarshalByRefObject object unmarshalling technique and implementing .NET...

CVE-2026-58127 PACSgear MediaWriter 5.2.1 Unauthenticated RCE via .NET Remoting TCP Service

PACSgear MediaWriter 5.2.1 exposes a .NET Remoting TCP service on port 9000 via PacsgearMediaServerEngine.dll, registered with ObjectURIs RemoteObj and UIRemoteObj, without any authentication requirement. By exploiting the MarshalByRefObject object unmarshalling technique and implementing .NET...

CVE-2026-58127 PACSgear MediaWriter 5.2.1 Unauthenticated RCE via .NET Remoting TCP Service

PACSgear MediaWriter 5.2.1 exposes a .NET Remoting TCP service on port 9000 via PacsgearMediaServerEngine.dll, registered with ObjectURIs RemoteObj and UIRemoteObj, without any authentication requirement. By exploiting the MarshalByRefObject object unmarshalling technique and implementing .NET...

CVE-2026-58126 PACSgear PACS Scan 5.2.1 Unauthenticated RCE via .NET Remoting TCP Service

PACSgear PACS Scan 5.2.1 contains an unauthenticated remote code execution vulnerability that allows remote attackers to read and write arbitrary files by exploiting an exposed .NET Remoting TCP service on port 22222 via PGImageExchQueue.exe without any authentication requirement. Attackers can...

CVE-2026-58126

PACSgear PACS Scan 5.2.1 contains an unauthenticated remote code execution vulnerability that allows remote attackers to read and write arbitrary files by exploiting an exposed .NET Remoting TCP service on port 22222 via PGImageExchQueue.exe without any authentication requirement. Attackers can...

RHSA-2026:28051 Red Hat Security Advisory: .NET 9.0 security update

Bulletin has no description...

RHEL 9 : .NET 9.0 (RHSA-2026:28051)

The remote Redhat Enterprise Linux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2026:28051 advisory. .NET is a managed-software framework. It implements a subset of the .NET framework APIs and several new APIs, and it includes a CLR...

Important: Red Hat Security Advisory: .NET 9.0 security update

An update for .NET 9.0 is now available for Red Hat Enterprise Linux 9.6 Extended Update Support. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available fo...

dotnet: .NET: Local file tampering via link following vulnerability

A flaw was found in .NET's System.Formats.Tar library. When extracting a specially crafted TAR archive containing symbolic links, the TarFile.ExtractToDirectory method may incorrectly follow those links and write files outside the intended extraction directory. An attacker could exploit this issu...

dotnet: ASP.NET Core: Denial of Service via uncontrolled resource consumption

A flaw was found in ASP.NET Core SignalR and Blazor Server. A remote attacker could send a specially crafted MessagePack payload containing deeply nested arrays that trigger excessive recursion and cause a stack overflow. This issue may result in application termination and a denial of service...

PYSEC-2026-531 Semantic Kernel has Arbitrary File Write via AI Agent Function Calling in .NET SDK

Impact What kind of vulnerability is it? Who is impacted? An Arbitrary File Write vulnerability has been identified in Microsoft's Semantic Kernel .NET SDK, specifically within the SessionsPythonPlugin. Developers who have built applications which include Microsoft's Semantic Kernel .NET SDK and...

[SECURITY] Fedora 43 Update: dotnet8.0-8.0.128-1.fc43

.NET is a fast, lightweight and modular platform for creating cross platform applications that work on Linux, macOS and Windows. It particularly focuses on creating console applications, web applications and micro-services. .NET contains a runtime conforming to .NET Standards a set of framework...

[SECURITY] Fedora 43 Update: dotnet10.0-10.0.109-1.fc43

.NET is a fast, lightweight and modular platform for creating cross platform applications that work on Linux, macOS and Windows. It particularly focuses on creating console applications, web applications and micro-services. .NET contains a runtime conforming to .NET Standards a set of framework...

[SECURITY] Fedora 43 Update: dotnet9.0-9.0.118-1.fc43

.NET is a fast, lightweight and modular platform for creating cross platform applications that work on Linux, macOS and Windows. It particularly focuses on creating console applications, web applications and micro-services. .NET contains a runtime conforming to .NET Standards a set of framework...