Authentication Bypass Using an Alternate Path or Channel

Overview litellm is a Library to easily interface with LLM API providers Affected versions of this package are vulnerable to Authentication Bypass Using an Alternate Path or Channel via the OAuth2 passthrough fallback in MCPRequestHandler.processmcprequest in...

CVE-2026-32625

LibreChat is an enhanced ChatGPT clone that supports multiple AI providers. In versions up to and including 0.8.3, the Model Context Protocol MCP server integration resolves $VAR placeholders against the server's process.env during Zod schema validation of user-supplied MCP server URLs. Any...

CVE-2026-5323

The CVE-2026-5323 entry affects priyankark a11y-mcp (up to 1.0.5), specifically the A11yServer function in src/index.js, causing a server-side request forgery. Exploitation requires a local position. An exploit has been made public. Upgrade to version 1.0.6 to resolve, with patch id e3e11c9e8482b...

Interpretation Conflict

Overview Affected versions of this package are vulnerable to Interpretation Conflict in the JSON-RPC and MCP protocol message parsing. An attacker can bypass intermediary inspection or cause cross-implementation inconsistencies by sending protocol messages with non-standard field casing or Unicod...

CVE-2026-27896

The CVE-2026-27896 concerns the Go MCP SDK, affected in versions prior to 1.3.1, where Go’s json.Unmarshal (case-insensitive field matching) could accept non-standard JSON-RPC/MCP field casing. This violates JSON-RPC 2.0’s exact field names and could allow messages to bypass intermediary inspecti...

CVE-2026-27896

The Go MCP SDK used Go's standard encoding/json.Unmarshal for JSON-RPC and MCP protocol message parsing in versions prior to 1.3.1. Go's standard library performs case-insensitive matching of JSON keys to struct field tags — a field tagged json:"method" would also match "Method", "METHOD", etc...

PT-2026-22069

Name of the Vulnerable Software and Affected Versions Go MCP SDK versions prior to 1.3.1 Description The Go MCP SDK used Go's standard encoding/json.Unmarshal for JSON-RPC and MCP protocol message parsing. Go's standard library performs case-insensitive matching of JSON keys to struct field tags,...

CVE-2025-61929 Cherry Studio allows one-click on a specific URL to cause a command to execute

Cherry Studio is a desktop client that supports for multiple LLM providers. Cherry Studio registers a custom protocol called cherrystudio://. When handling the MCP installation URL, it parses the base64-encoded configuration data and directly executes the command within it. In the files...

EUVD-2025-33778

Cherry Studio is a desktop client that supports for multiple LLM providers. Cherry Studio registers a custom protocol called cherrystudio://. When handling the MCP installation URL, it parses the base64-encoded configuration data and directly executes the command within it. In the files...