PT-2026-51398

Name of the Vulnerable Software and Affected Versions MessagePack for C versions prior to 2.5.301 MessagePack for C versions prior to 3.1.7 Description The UnsafeBlitFormatterBase.Deserialize function reads an attacker-controlled byteLength from an extension payload and allocates an array based o...

PT-2026-51397

Name of the Vulnerable Software and Affected Versions MessagePack for C versions prior to 2.5.301 MessagePack for C versions prior to 3.1.7 Description Runtime-generated union deserializers emitted by DynamicUnionResolver fail to call MessagePackSecurity.DepthStepref reader and do not decrement...

PT-2026-51394

Name of the Vulnerable Software and Affected Versions MessagePack for C versions prior to 2.5.301 MessagePack for C versions prior to 3.1.7 Description When decompressing Lz4Block or Lz4BlockArray payloads, the software reads declared uncompressed lengths from the wire and allocates output buffer...

PT-2026-51396

Name of the Vulnerable Software and Affected Versions MessagePack for C versions prior to 2.5.301 MessagePack for C versions prior to 3.1.7 Description JSON conversion helpers contain multiple recursion paths that do not consistently enforce a depth limit. Specifically, the...

PT-2026-51390

Name of the Vulnerable Software and Affected Versions MessagePack for C versions prior to 2.5.301 MessagePack for C versions prior to 3.1.7 Description MessagePack for C is a MessagePack serializer for C. The ReadDateTime function in MessagePackReader can allocate stack memory based on an...

PT-2026-51401

Name of the Vulnerable Software and Affected Versions MessagePack for C versions prior to 2.5.301 MessagePack for C versions prior to 3.1.7 Description Typeless deserialization in MessagePack-CSharp uses MessagePackSerializerOptions.ThrowIfDeserializingTypeIsDisallowedType to prevent the...

PT-2026-51399

Name of the Vulnerable Software and Affected Versions MessagePack for C versions prior to 2.5.301 MessagePack for C versions prior to 3.1.7 Description Multi-dimensional array formatters read dimension lengths directly from the payload and allocate T,, T,,, or T,,, before validating that the...

CVE-2026-25856 OpenBullet2 0.3.2 Authenticated RCE via Job Configuration Interface

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...

EUVD-2026-35135

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...

CVE-2026-25856 OpenBullet2 0.3.2 Authenticated RCE via Job Configuration Interface

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...

CVE-2026-25856

OpenBullet2 (up to version 0.3.2) contains an authenticated remote code execution vulnerability: authenticated users can create/modify job configurations to execute arbitrary C# code on the server, with access to the file system, process spawning, and arbitrary .NET APIs as the process user. The ...

PT-2026-47343

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...

Snappier 安全漏洞

Snappier is a pure C version of the Google Snappy compression algorithm developed by Brant Burnett. Versions prior to Snappier 1.3.1 contained a security vulnerability; this vulnerability stemmed from the inability to escape an infinite loop that occurred when SnappierStream decompressed Snappy...

Malicious code in binance.csharp (NuGet)

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PT-2025-38069

Name of the Vulnerable Software and Affected Versions Kubernetes C client versions prior to 17.0.14 Description A flaw exists in the Kubernetes C client's certificate validation logic, allowing it to accept certificates from any Certificate Authority CA without proper trust chain verification. Th...

Malicious code in jingtong-csharp-heike-zhuru-biancheng (npm)

The package jingtong-csharp-heike-zhuru-biancheng was found to contain malicious code...

MAL-2025-44781 Malicious code in jingtong-csharp-heike-zhuru-biancheng (npm)

The package jingtong-csharp-heike-zhuru-biancheng was found to contain malicious code...

New PS1Bot Malware Campaign Uses Malvertising to Deploy Multi-Stage In-Memory Attacks

Cybersecurity researchers have discovered a new malvertising campaign that's designed to infect victims with a multi-stage malware framework called PS1Bot. "PS1Bot features a modular design, with several modules delivered used to perform a variety of malicious activities on infected systems,...

Malvertising campaign leads to PS1Bot, a multi-stage malware framework

Cisco Talos has observed an ongoing malware campaign that seeks to infect victims with a multi-stage malware framework, implemented in PowerShell and C, which we are referring to as "PS1Bot." PS1Bot features a modular design, with several modules delivered used to perform a variety of malicious...

PowerShell-Suite

This is an offensive tool for Windows UAC bypass. It is a PowerShell module called "Bypass-UAC" that provides a framework to perform UAC bypasses based on auto-elevating IFileOperation COM object method calls. The tool is designed to bypass User Account Control UAC on Windows systems, allowing an...