http-mcp-bridge

HTTP MCP Bridge This project implements an HTTP server that acts as a bridge between HTTP/1.1 requests and a remote MCP server, using the mcp python library GitHub. The main purpose of this initiative is to be able to use HTTP security tools to test remote MCP servers using the remote transport...

EUVD-2026-84743

MCP Atlassian is a Model Context Protocol MCP server for Atlassian products Confluence and Jira. Prior to 0.22.0, requests to the HTTP MCP endpoint without a per-user identity are allowed to reach tool handlers, which then use globally configured Jira or Confluence credentials. A network caller c...

CVE-2026-77254 MCP Atlassian: Unauthenticated HTTP MCP requests can use globally configured Jira and Confluence credentials

MCP Atlassian is a Model Context Protocol MCP server for Atlassian products Confluence and Jira. Prior to 0.22.0, requests to the HTTP MCP endpoint without a per-user identity are allowed to reach tool handlers, which then use globally configured Jira or Confluence credentials. A network caller c...

CVE-2026-77254

The mcp-atlassian Model Context Protocol server (versions prior to 0.22.0 ) contains a vulnerability where unauthenticated HTTP MCP requests can bypass per-user identity checks. The flaw allows a network caller to reach tool handlers that utilize globally configured Jira and Confluence credential...

CVE-2026-91988 atomic-agents-stack before 1.1.0 Remote Code Execution via HTTP MCP

atomic-agents-stack before 1.1.0 accepts cleartext HTTP schemes in the HTTP MCP server-registry backend factory, allowing network man-in-the-middle attackers to rewrite catalog responses. Attackers can inject arbitrary command and argument values that are spawned as local subprocesses by...

atomic-agents-stack: HTTP MCP catalog accepts cleartext http and spawns catalog-supplied commands (MITM to RCE)

The HTTP MCP server-registry backend factory atomicagents/mcpregistry/http.py, makehttpmcpserverregistrybackendfromurl accepts both http and https schemes. Catalog entries carry command/args that are type-validated but content-unrestricted, and are later spawned as local stdio subprocesses by...

PYSEC-2026-2482 flyto-core has Unauthenticated Command Execution via HTTP MCP `execute_module`

Unauthenticated Command Execution via HTTP MCP executemodule Summary The HTTP MCP endpoint POST /mcp in flyto-core accepts unauthenticated JSON-RPC tools/call requests and dispatches them to arbitrary registered modules, including sandbox.executeshell, which passes attacker-controlled input...

CVE-2026-49291

mcp-memory-service (semantic memory layer for AI apps) exposed the HTTP MCP JSON-RPC endpoint at /mcp such that OAuth read scope allowed mutating actions. Before patch 10.65.3, a read-only OAuth client could invoke tools/call to reach store_memory and delete_memory, bypassing REST write scope che...

CVE-2026-49257

mcp-pinot is a Python-based Model Context Protocol MCP server for interacting with Apache Pinot. In versions 3.0.1 and below, mcp-pinot defaults to running an HTTP MCP server bound to 0.0.0.0:8080 with no authentication enabled. All MCP tools, including SQL query execution, schema creation, and...