PT-2026-31030

Name of the Vulnerable Software and Affected Versions MCP Java SDK versions prior to 1.0.0 Description The MCP Java SDK contains a DNS rebinding vulnerability. This allows an attacker to access a locally or network-private MCP server via a victim's browser. An attacker can then make any tool call...

MCP Java SDK 访问控制错误漏洞

The MCP Java SDK is an open-source standard protocol SDK developed by Model Context Protocol, designed for integrating AI models and tools with Java applications. Versions of the MCP Java SDK prior to 1.0.0 contained a access control vulnerability, which originated from a DNS rebinding...

Unity Linux 20.1050e / 20.1060e / 20.1070e Security Update: kernel (UTSA-2026-006570)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-006570 advisory. In the Linux kernel, the following vulnerability has been resolved: crypto: ccp - Fix crash when rebind ccp device for ccp.ko When CONFIGCRYPTODEVCCPDEBUGFS is...

DNS Rebinding

Overview openclaw is a 🦞 OpenClaw — Personal AI Assistant Affected versions of this package are vulnerable to DNS Rebinding in the macOS wide-area discovery process. An attacker can intercept or manipulate DNS responses and exfiltrate operator credentials by presenting themselves as a trusted...

CVE-2026-34742

A flaw was found in the Model Context Protocol MCP Go SDK. When an HTTP-based MCP server is run on localhost without authentication, a malicious website can exploit a DNS rebinding vulnerability. This allows the attacker to bypass same-origin policy restrictions and send requests to the local MCP...

CVE-2026-34742

The Go MCP SDK used Go's standard encoding/json. Prior to version 1.4.0, the Model Context Protocol MCP Go SDK does not enable DNS rebinding protection by default for HTTP-based servers. When an HTTP-based MCP server is run on localhost without authentication with StreamableHTTPHandler or...

CVE-2026-34742

The Go MCP SDK used Go's standard encoding/json. Prior to version 1.4.0, the Model Context Protocol MCP Go SDK does not enable DNS rebinding protection by default for HTTP-based servers. When an HTTP-based MCP server is run on localhost without authentication with StreamableHTTPHandler or...

CVE-2026-34742 Model Context Protocol Go SDK: DNS Rebinding Protection Disabled by Default for Servers Running on Localhost

The Go MCP SDK used Go's standard encoding/json. Prior to version 1.4.0, the Model Context Protocol MCP Go SDK does not enable DNS rebinding protection by default for HTTP-based servers. When an HTTP-based MCP server is run on localhost without authentication with StreamableHTTPHandler or...

CVE-2026-34742

The CVE-2026-34742 entry concerns the Model Context Protocol (MCP) Go SDK. Prior to version 1.4.0, an HTTP-based MCP server running on localhost without authentication did not enable DNS rebinding protection by default, allowing a malicious website to bypass same-origin policy and send requests t...

CVE-2026-34742 Model Context Protocol Go SDK: DNS Rebinding Protection Disabled by Default for Servers Running on Localhost

The Go MCP SDK used Go's standard encoding/json. Prior to version 1.4.0, the Model Context Protocol MCP Go SDK does not enable DNS rebinding protection by default for HTTP-based servers. When an HTTP-based MCP server is run on localhost without authentication with StreamableHTTPHandler or...

CVE-2026-34742 Model Context Protocol Go SDK: DNS Rebinding Protection Disabled by Default for Servers Running on Localhost

The Go MCP SDK used Go's standard encoding/json. Prior to version 1.4.0, the Model Context Protocol MCP Go SDK does not enable DNS rebinding protection by default for HTTP-based servers. When an HTTP-based MCP server is run on localhost without authentication with StreamableHTTPHandler or...

MCP Go SDK 安全漏洞

MCP Go SDK is an open-source development toolkit for the Model Context Protocol. Versions of MCP Go SDK prior to 1.4.0 contained security vulnerabilities. These vulnerabilities stemmed from the default lack of DNS rebinding protection, allowing malicious websites to bypass the same-origin policy...

Insecure Default Initialization of Resource

Overview Affected versions of this package are vulnerable to Insecure Default Initialization of Resource due to DNS rebinding protection being disabled by default in HTTP-based servers using StreamableHTTPHandler or SSEHandler. An attacker can access internal resources or invoke tools exposed by...

Insecure Default Initialization of Resource

Overview Affected versions of this package are vulnerable to Insecure Default Initialization of Resource due to DNS rebinding protection being disabled by default in HTTP-based servers using StreamableHTTPHandler or SSEHandler. An attacker can access internal resources or invoke tools exposed by...

DNS Rebinding Protection Disabled by Default in Model Context Protocol Go SDK for Servers Running on Localhost

The Model Context Protocol MCP Go SDK does not enable DNS rebinding protection by default for HTTP-based servers. When an HTTP-based MCP server is run on localhost without authentication with StreamableHTTPHandler or SSEHandler, a malicious website could exploit DNS rebinding to bypass same-origi...

GHSA-XW59-HVM2-8PJ6 DNS Rebinding Protection Disabled by Default in Model Context Protocol Go SDK for Servers Running on Localhost

The Model Context Protocol MCP Go SDK does not enable DNS rebinding protection by default for HTTP-based servers. When an HTTP-based MCP server is run on localhost without authentication with StreamableHTTPHandler or SSEHandler, a malicious website could exploit DNS rebinding to bypass same-origi...

PT-2026-29672

Name of the Vulnerable Software and Affected Versions Go MCP SDK versions prior to 1.4.0 Description The Go MCP SDK, utilizing Go's standard encoding/json, did not enable DNS rebinding protection by default for HTTP-based servers prior to version 1.4.0. When an HTTP-based MCP server was run on...

OpenClaw: Google Chat Authz Bypass via Group Policy Rebinding with Mutable Space displayName

Summary Google Chat Authz Bypass via Group Policy Rebinding with Mutable Space displayName Affected Packages / Versions - Package: openclaw - Affected versions: = 2026.3.24 - First patched version: 2026.3.25 - Latest published npm version at verification time: 2026.3.24 Details Google Chat group...

GHSA-52Q4-3XJC-6778 OpenClaw: Google Chat Authz Bypass via Group Policy Rebinding with Mutable Space displayName

Summary Google Chat Authz Bypass via Group Policy Rebinding with Mutable Space displayName Affected Packages / Versions - Package: openclaw - Affected versions: = 2026.3.24 - First patched version: 2026.3.25 - Latest published npm version at verification time: 2026.3.24 Details Google Chat group...

CVE-2026-33574 OpenClaw < 2026.3.8 - Path Traversal via Tools Root Rebinding in Skills Download

OpenClaw before 2026.3.8 contains a path traversal vulnerability in the skills download installer that validates the tools root lexically but reuses the mutable path during archive download and copy operations. A local attacker can rebind the tools-root path between validation and final write to...