581 matches found
PT-2026-65898
Name of the Vulnerable Software and Affected Versions mcp versions prior to 0.23.0 Description The MCP::Server::Transports::StreamableHTTPTransport component in the mcp gem fails to bind a session ID to a session owner. This allows an attacker who has obtained a stolen session ID to send tools/ca...
PT-2026-65897
Name of the Vulnerable Software and Affected Versions mcp versions prior to 0.23.0 Description The MCP::Server::Transports::StreamableHTTPTransport component in the mcp gem does not expire sessions by default. Consequently, repeated initialize requests lead to the retention of unbounded...
The risk hiding behind exposed MCP servers
How unauthenticated Model Context Protocol MCP servers are opening doors to sensitive cloud data, IAM, and command execution...
pentest-confirm-mcp
pentest-confirm-mcp Model Context Protocol MCP server for...
Exploit for CVE-2026-66012
CVE-2026-66012 — SiYuan MCP Unauthenticated Administrator Take...
GHSA-29W2-FQ35-V728 AWS API MCP Server Security Policy Bypass via Startup Initialization Failure
Summary The AWS API MCP Server is an open source Model Context Protocol MCP server that enables AI assistants to interact with AWS services and resources through AWS CLI commands. It provides programmatic access to manage your AWS infrastructure while maintaining proper security controls. It...
CVE-2026-44192
A flaw was found in the Ansible Lightspeed Model Context Protocol MCP server. This vulnerability, known as path traversal, allows an attacker to manipulate an AI agent through indirect prompt injection. By doing so, the attacker can cause the server to write files to unauthorized locations on the...
CVE-2026-44192 Ansible-lightspeed: ansible lightspeed mcp server: remote code execution and data exfiltration via path traversal
A flaw was found in the Ansible Lightspeed Model Context Protocol MCP server. This vulnerability, known as path traversal, allows an attacker to manipulate an AI agent through indirect prompt injection. By doing so, the attacker can cause the server to write files to unauthorized locations on the...
CVE-2026-44192
A flaw was found in the Ansible Lightspeed Model Context Protocol MCP server. This vulnerability, known as path traversal, allows an attacker to manipulate an AI agent through indirect prompt injection. By doing so, the attacker can cause the server to write files to unauthorized locations on the...
EUVD-2026-47652
A flaw was found in the Ansible Lightspeed Model Context Protocol MCP server. This vulnerability, known as path traversal, allows an attacker to manipulate an AI agent through indirect prompt injection. By doing so, the attacker can cause the server to write files to unauthorized locations on the...
CVE-2026-44192: Improper Limitation of a Pathname to a Restricted Directory
A flaw was found in the Ansible Lightspeed Model Context Protocol MCP server. This vulnerability, known as path traversal, allows an attacker to manipulate an AI agent through indirect prompt injection. By doing so, the attacker can cause the server to write files to unauthorized locations on the...
CVE-2026-46555 WhatsApp MCP: Unauthenticated bridge API allows message sending and arbitrary file exfiltration
WhatsApp MCP Server is a Model Context Protocol MCP server for WhatsApp, enabling Claude to read and send WhatsApp messages. Prior to version 0.2.1, the whatsapp-bridge HTTP API listens on 127.0.0.1:8080 without authentication and without Host header validation, and the /api/send endpoint accepts...
CVE-2026-46555 WhatsApp MCP: Unauthenticated bridge API allows message sending and arbitrary file exfiltration
WhatsApp MCP Server is a Model Context Protocol MCP server for WhatsApp, enabling Claude to read and send WhatsApp messages. Prior to version 0.2.1, the whatsapp-bridge HTTP API listens on 127.0.0.1:8080 without authentication and without Host header validation, and the /api/send endpoint accepts...
CVE-2026-46555
The CVE applies to WhatsApp MCP Server, where the whatsapp-bridge HTTP API on 127.0.0.1:8080 is unauthenticated and lacks Host header validation. The /api/send endpoint accepts an absolute media_path, enabling a local caller (including sibling MCP servers, IDE extensions, or other processes in th...
PT-2026-61653
Name of the Vulnerable Software and Affected Versions WhatsApp MCP Server versions prior to 0.2.1 Description The whatsapp-bridge HTTP API listens on 127.0.0.1:8080 without authentication or Host header validation. Additionally, the /api/send endpoint accepts an absolute media path parameter...
Server-side Request Forgery (SSRF)
Overview meta-ads-mcp is a Model Context Protocol MCP server for Meta Ads - Use Remote MCP at pipeboard.co for easiest setup Affected versions of this package are vulnerable to Server-side Request Forgery SSRF via the uploadadimage process. An attacker can cause the server to make arbitrary...
Allocation of Resources Without Limits or Throttling
Overview mcp is a The official Ruby SDK for Model Context Protocol servers and clients Affected versions of this package are vulnerable to Allocation of Resources Without Limits or Throttling in the handleinitialization path of lib/mcp/server/transports/streamablehttptransport.rb, which creates a...
Allocation of Resources Without Limits or Throttling
Overview mcp is a The official Ruby SDK for Model Context Protocol servers and clients Affected versions of this package are vulnerable to Allocation of Resources Without Limits or Throttling in the handlepost method of lib/mcp/server/transports/streamablehttptransport.rb, which reads the entire...
Missing Origin Validation in WebSockets
Overview mcp is a Model Context Protocol SDK Affected versions of this package are vulnerable to Missing Origin Validation in WebSockets in the deprecated websocketserver transport function, which builds a Starlette WebSocket and calls acceptsubprotocol='mcp' without inspecting the connection's...