CVE-2026-48513

MessagePack for C is a MessagePack serializer for C. Prior to 2.5.301 and 3.1.7, runtime-generated union deserializers emitted by DynamicUnionResolver do not call MessagePackSecurity.DepthStepref reader and do not decrement reader.Depth around recursive deserialization and skip paths. This means...

CVE-2026-48516

MessagePack for C is a MessagePack serializer for C. Prior to 2.5.301 and 3.1.7, InterfaceLookupFormatter constructs an internal Dictionary with the default equality comparer instead of the security-aware comparer supplied by options.Security.GetEqualityComparer. This formatter omission allows...

CVE-2026-48510

MessagePack for C is a MessagePack serializer for C. Prior to 2.5.301 and 3.1.7, when MessagePack-CSharp decompresses Lz4Block or Lz4BlockArray payloads, it reads declared uncompressed lengths from the wire and allocates output buffers based on those lengths before validating that the compressed...

CVE-2026-48109

MessagePack for C is a MessagePack serializer for C. Prior to 2.5.301 and 3.1.7, A vulnerability exists in the optional LZ4 decompression path used by MessagePack compression modes Lz4Block and Lz4BlockArray. The decoder implementation is based on a deprecated fast-decompression algorithm that do...

EUVD-2026-38388

MessagePack for C is a MessagePack serializer for C. Prior to 2.5.301 and 3.1.7, MessagePackReader.TrySkip recursively descends into nested arrays and maps without incrementing the reader depth or calling the configured depth checks. This bypasses MessagePackSecurity.MaximumObjectGraphDepth, the...

EUVD-2026-38387

MessagePack for C is a MessagePack serializer for C. Prior to 2.5.301 and 3.1.7, the parameterless MessagePackInputFormatter constructor uses default serializer options, which resolve to MessagePackSerializerOptions.Standard with MessagePackSecurity.TrustedData. The formatter is designed for...

CVE-2026-48510

CVE-2026-48510 affects MessagePack-CSharp (C#) prior to 2.5.301 and 3.1.7. When decompressing Lz4Block or Lz4BlockArray payloads, the library reads declared uncompressed lengths from the wire and allocates output buffers before validating the data, allowing a small payload to trigger a large allo...

EUVD-2026-38386

MessagePack for C is a MessagePack serializer for C. Prior to 2.5.301 and 3.1.7, when MessagePack-CSharp decompresses Lz4Block or Lz4BlockArray payloads, it reads declared uncompressed lengths from the wire and allocates output buffers based on those lengths before validating that the compressed...

CVE-2026-48513

CVE-2026-48513 (MessagePack-CSharp) affects the MessagePack serializer for C#. The vulnerability arises in runtime-generated union deserializers created by DynamicUnionResolver, which did not call DepthStep(ref reader) or decrement reader.Depth during recursive deserialization and skip paths. As ...

EUVD-2026-38382

MessagePack for C is a MessagePack serializer for C. Prior to 2.5.301 and 3.1.7, UnsafeBlitFormatterBase.Deserialize reads an attacker-controlled byteLength from an extension payload and allocates an array based on that value before validating it against the extension header length or remaining...

CVE-2026-25856

OpenBullet2 through version 0.3.2 contains an authenticated remote code execution vulnerability that allows authenticated users to execute arbitrary C code on the server host by creating or modifying job configurations. Attackers can leverage the plain C execution mode, which lacks reference...

OpenBullet2 代码注入漏洞

OpenBullet2 is a cross-platform automated testing and data scraping tool developed by the OpenBullet team. Versions of OpenBullet2 prior to 0.3.2 contained a code injection vulnerability. This vulnerability originated from the job configuration feature, which could allow authenticated users to...

mcp-csharp-cmdexe-poc

MCP C SDK cmd.exe Argument Injection PoC Proof of concept fo...

Bitter APT Exploiting Old WinRAR Vulnerability in New Backdoor Attacks

South Asian hacking group Bitter APT-Q-37 is deploying a C backdoor using two new methods: a WinRAR flaw and malicious Office XLAM files, targeting government and military sectors...

EUVD-2018-19795

Malware in sbrugna...

Kubernetes C# client accepts certificates from any CA without properly verifying the trust chain

A vulnerability exists in the Kubernetes C client where the certificate validation logic accepts properly constructed certificates from any Certificate Authority CA without properly verifying the trust chain. This flaw allows a malicious actor to present a forged certificate and potentially...

CVE-2025-9708

A vulnerability exists in the Kubernetes C client where the certificate validation logic accepts properly constructed certificates from any Certificate Authority CA without properly verifying the trust chain. This flaw allows a malicious actor to present a forged certificate and potentially...

CVE-2025-9708 Kubernetes C# Client: improper certificate validation in custom CA mode may lead to man-in-the-middle attacks

A vulnerability exists in the Kubernetes C client where the certificate validation logic accepts properly constructed certificates from any Certificate Authority CA without properly verifying the trust chain. This flaw allows a malicious actor to present a forged certificate and potentially...

CVE-2020-15865

A Remote Code Execution vulnerability in Stimulsoft aka Stimulsoft Reports 2013.1.1600.0 allows an attacker to encode C scripts as base-64 in the report XML file so that they will be compiled and executed on the server that processes this file. This can be used to fully compromise the server...

Inedo ProGet 安全漏洞

Inedo ProGet is a package management system from Inedo. A security vulnerability exists in Inedo ProGet version 2024.22 and earlier, which stems from a C reflection layer that allows remote attackers to access restricted functionality, potentially resulting in a denial of service or access to...