RUSTSEC-2026-0140 DNS rebinding and cross-origin CSRF in dynoxide's MCP HTTP transport

dynoxide's MCP HTTP transport was vulnerable to DNS rebinding via its transitive rmcp dependency, plus a related cross-origin CSRF gap. A malicious web page could make the user's browser send requests to a local dynoxide mcp --http or dynoxide serve --mcp server with a non-loopback Host header,...

CVE-2026-5029

A remote code execution vulnerability exists in Code Runner MCP Server when run with the --transport http option, which exposes the /mcp JSON-RPC endpoint without authentication on port 3088. An unauthenticated remote attacker can invoke the run-code MCP tool to supply arbitrary source code and...

CVE-2026-5029

CVE-2026-5029 affects Code Runner MCP Server when run with --transport http, exposing the /mcp JSON-RPC endpoint on port 3088 without authentication. An unauthenticated attacker can invoke the run-code MCP tool to supply arbitrary source code and execute it via child_process.exec() using the spec...

CVE-2026-5029 RCE in Code Runner MCP Server

A remote code execution vulnerability exists in Code Runner MCP Server when run with the --transport http option, which exposes the /mcp JSON-RPC endpoint without authentication on port 3088. An unauthenticated remote attacker can invoke the run-code MCP tool to supply arbitrary source code and...

Code Runner MCP Server 访问控制错误漏洞

Code Runner MCP Server is a multi-language code execution and result display tool developed by Jun Han. There is an access control vulnerability in Code Runner MCP Server. This vulnerability arises when the --transport http option is used, exposing an unauthenticated /mcp JSON-RPC endpoint on por...

PT-2026-39994

A remote code execution vulnerability exists in Code Runner MCP Server when run with the --transport http option, which exposes the /mcp JSON-RPC endpoint without authentication on port 3088. An unauthenticated remote attacker can invoke the run-code MCP tool to supply arbitrary source code and...

CVE-2026-41495

n8n-MCP is an MCP server that provides AI assistants access to n8n node documentation, properties, and operations. Prior to version 2.47.11, when n8n-mcp runs in HTTP transport mode, incoming requests to the POST /mcp endpoint had their request metadata written to server logs regardless of the...

CVE-2026-42282 n8n-MCP: Sensitive MCP tool-call arguments logged on authenticated requests in HTTP mode

n8n-MCP is an MCP server that provides AI assistants access to n8n node documentation, properties, and operations. Prior to version 2.47.13, when n8n-mcp runs in HTTP transport mode, authenticated MCP tools/call requests had their full arguments and JSON-RPC params written to server logs by the...

CVE-2026-42282 n8n-MCP: Sensitive MCP tool-call arguments logged on authenticated requests in HTTP mode

n8n-MCP is an MCP server that provides AI assistants access to n8n node documentation, properties, and operations. Prior to version 2.47.13, when n8n-mcp runs in HTTP transport mode, authenticated MCP tools/call requests had their full arguments and JSON-RPC params written to server logs by the...

CVE-2026-41495 n8n-MCP Logs Sensitive Request Data on Unauthorized /mcp Requests

n8n-MCP is an MCP server that provides AI assistants access to n8n node documentation, properties, and operations. Prior to version 2.47.11, when n8n-mcp runs in HTTP transport mode, incoming requests to the POST /mcp endpoint had their request metadata written to server logs regardless of the...

gmaps-mcp's unauthenticated HTTP transport allows unlimited Google Maps API calls at operator expense

Unauthenticated HTTP Transport Allows Unlimited Google Maps API Calls at Operator Expense The gmaps-mcp codebase was reviewed at commit e671db68c804c9e67d51582d3280839ffa65f127 and three issues worth flagging were discovered — one high-severity, one medium, one structural. There were no...

Memory Allocation with Excessive Size Value

Overview OpenTelemetry.OpAmp.Client is an OpAMP Client for OpenTelemetry .NET Affected versions of this package are vulnerable to Memory Allocation with Excessive Size Value through the PlainHttpTransport response handling in the OpAMP HTTP transport. An attacker can force the client to allocate...

OpAMP client reads unbounded HTTP response bodies

Summary When receiving responses from the OpAMP server over HTTP, the OpAMP client allocates an unbounded buffer to read all bytes from the server, with no upper-bound on the number of bytes consumed. This could cause memory exhaustion in the consuming application if the configured OpAMP server i...

GHSA-5C9X-8GCM-MPGX Axios' HTTP adapter-streamed uploads bypass maxBodyLength when maxRedirects: 0

Summary For stream request bodies, maxBodyLength is bypassed when maxRedirects is set to 0 native http/https transport path. Oversized streamed uploads are sent fully even when the caller sets strict body limits. Details Relevant flow in lib/adapters/http.js: - 556-564: maxBodyLength check applie...

EUVD-2026-25588

Axios: Prototype Pollution Gadgets - Response Tampering, Data Exfiltration, and Request Hijacking...

RUSTSEC-2026-0189 DNS rebinding vulnerability in rmcp Streamable HTTP server transport

Prior to version 1.4.0, the rmcp crate's Streamable HTTP server transport did not validate the incoming Host header. This allowed a malicious public website, via a DNS rebinding attack, to send requests to an MCP server running on the victim's loopback or private-network interface. An attacker wh...

Linux Distros Unpatched Vulnerability : CVE-2026-42034

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - Axios is a promise based HTTP client for the browser and Node.js. Prior to 1.15.1 and 0.31.1, for stream request bodies, maxBodyLength is bypassed when...

CVE-2026-6993 go-kratos http.DefaultServeMux Fallback server.go NewServer confused deputy

A security flaw has been discovered in go-kratos kratos up to 2.9.2. This impacts the function NewServer of the file transport/http/server.go of the component http.DefaultServeMux Fallback Handler. The manipulation results in unintended intermediary. The attack may be launched remotely. The explo...

CVE-2026-42033

Axios is a promise based HTTP client for the browser and Node.js. Prior to 1.15.1 and 0.31.1, when Object.prototype has been polluted by any co-dependency with keys that axios reads without a hasOwnProperty guard, an attacker can a silently intercept and modify every JSON response before the...

GHSA-W3W2-MPP5-92GM Apache ActiveMQ Vulnerable to Improper Input Validation and Code Injection

Improper Input Validation, Improper Control of Generation of Code 'Code Injection' vulnerability in Apache ActiveMQ Broker, Apache ActiveMQ All, Apache ActiveMQ. An authenticated attacker may bypass the fix in CVE-2026-34197 by adding a connector using an HTTP Discovery transport...