CVE-2026-14540

A Server-Side Request Forgery SSRF vulnerability exists in the generic HTTP source and tool components of Google mcp-toolbox versions 0.3.0 through 1.4.0. While the toolbox implements baseline input sanitization for user-controlled parameters, the underlying HTTP client...

EUVD-2026-51374

A Server-Side Request Forgery SSRF vulnerability exists in the generic HTTP source and tool components of Google mcp-toolbox versions 0.3.0 through 1.4.0. While the toolbox implements baseline input sanitization for user-controlled parameters, the underlying HTTP client...

CVE-2026-14540 Server-Side Request Forgery via Unrestricted HTTP Redirection in MCP Toolbox

A Server-Side Request Forgery SSRF vulnerability exists in the generic HTTP source and tool components of Google mcp-toolbox versions 0.3.0 through 1.4.0. While the toolbox implements baseline input sanitization for user-controlled parameters, the underlying HTTP client...

CVE-2026-14539 Denial of Service via Unrestricted Payload Buffering in MCP Toolbox

An allocation of resources without limits vulnerability in the HTTP handler component of Google mcp-toolbox versions up to and including 1.4.0 allows an unauthenticated attacker to cause a denial of service DoS. The /mcp endpoint handler reads incoming payloads directly into system memory using a...

CVE-2026-14539 Denial of Service via Unrestricted Payload Buffering in MCP Toolbox

An allocation of resources without limits vulnerability in the HTTP handler component of Google mcp-toolbox versions up to and including 1.4.0 allows an unauthenticated attacker to cause a denial of service DoS. The /mcp endpoint handler reads incoming payloads directly into system memory using a...

CVE-2026-14539

An allocation of resources without limits vulnerability in the HTTP handler component of Google mcp-toolbox versions up to and including 1.4.0 allows an unauthenticated attacker to cause a denial of service DoS. The /mcp endpoint handler reads incoming payloads directly into system memory using a...

EUVD-2026-51373

An allocation of resources without limits vulnerability in the HTTP handler component of Google mcp-toolbox versions up to and including 1.4.0 allows an unauthenticated attacker to cause a denial of service DoS. The /mcp endpoint handler reads incoming payloads directly into system memory using a...

CVE-2026-14539 Denial of Service via Unrestricted Payload Buffering in MCP Toolbox

An allocation of resources without limits vulnerability in the HTTP handler component of Google mcp-toolbox versions up to and including 1.4.0 allows an unauthenticated attacker to cause a denial of service DoS. The /mcp endpoint handler reads incoming payloads directly into system memory using a...

CVE-2026-14539

The CVE affects Google mcp-toolbox versions up to 1.4.0, where the HTTP /mcp endpoint reads request bodies into memory using an unrestricted buffer (io.ReadAll) without limits. This unbounded buffering enables an unauthenticated attacker to cause a DoS by exhausting host memory, ultimately leadin...

CVE-2026-14538

CVE-2026-14538 : The bigquery-execute-sql tool in Google MCP Toolbox (versions 0.16.1–1.4.0) contains an improper authorization and security-boundary bypass. A fail-open flaw in the BigQuery dry-run validation allows an authenticated attacker to bypass allowedDatasets checks when the API returns ...

CVE-2026-14538 BigQuery Dataset Allowlist Bypass via Metadata Dry-Run in MCP Toolbox

An improper authorization and security-boundary bypass vulnerability in the bigquery-execute-sql tool component of Google mcp-toolbox versions 0.16.1 through 1.4.0 allows an authenticated attacker to bypass allowedDatasets validation checks. The toolbox relies on the BigQuery dry-run API to enfor...

CVE-2026-14538

An improper authorization and security-boundary bypass vulnerability in the bigquery-execute-sql tool component of Google mcp-toolbox versions 0.16.1 through 1.4.0 allows an authenticated attacker to bypass allowedDatasets validation checks. The toolbox relies on the BigQuery dry-run API to enfor...

EUVD-2026-51372

An improper authorization and security-boundary bypass vulnerability in the bigquery-execute-sql tool component of Google mcp-toolbox versions 0.16.1 through 1.4.0 allows an authenticated attacker to bypass allowedDatasets validation checks. The toolbox relies on the BigQuery dry-run API to enfor...

CVE-2026-14538 BigQuery Dataset Allowlist Bypass via Metadata Dry-Run in MCP Toolbox

An improper authorization and security-boundary bypass vulnerability in the bigquery-execute-sql tool component of Google mcp-toolbox versions 0.16.1 through 1.4.0 allows an authenticated attacker to bypass allowedDatasets validation checks. The toolbox relies on the BigQuery dry-run API to enfor...

EUVD-2026-51371

Incorrect Authorization in the direct HTTP API tool invocation endpoint in Google mcp-toolbox versions v1.3.0 and v1.4.0 allows an unauthenticated attacker to invoke tools protected by the scopeRequired feature via sending tool invocation requests through legacy HTTP endpoints when the --enable-a...

CVE-2026-14537

Incorrect Authorization in the direct HTTP API tool invocation endpoint in Google mcp-toolbox versions v1.3.0 and v1.4.0 allows an unauthenticated attacker to invoke tools protected by the scopeRequired feature via sending tool invocation requests through legacy HTTP endpoints when the --enable-a...

CVE-2026-14537 Authorization Bypass in MCP Toolbox Legacy HTTP Endpoints

Incorrect Authorization in the direct HTTP API tool invocation endpoint in Google mcp-toolbox versions v1.3.0 and v1.4.0 allows an unauthenticated attacker to invoke tools protected by the scopeRequired feature via sending tool invocation requests through legacy HTTP endpoints when the --enable-a...

CVE-2026-14537 Authorization Bypass in MCP Toolbox Legacy HTTP Endpoints

Incorrect Authorization in the direct HTTP API tool invocation endpoint in Google mcp-toolbox versions v1.3.0 and v1.4.0 allows an unauthenticated attacker to invoke tools protected by the scopeRequired feature via sending tool invocation requests through legacy HTTP endpoints when the --enable-a...

IBM Langflow OSS command injection vulnerability

IBM Langflow OSS is an open-source low-code visualization AI workflow building tool developed by IBM. It enables developers to quickly build, deploy, and iterate AI agents and RAG applications through drag-and-drop components. Additionally, it supports deep customization using Python to integrate...

PT-2026-66665

An allocation of resources without limits vulnerability in the HTTP handler component of Google mcp-toolbox versions up to and including 1.4.0 allows an unauthenticated attacker to cause a denial of service DoS. The /mcp endpoint handler reads incoming payloads directly into system memory using a...