CVE-2026-81100

tiger-gh-mcp-server started its MCP HTTP transport without enabling the host allow-list the underlying SDK provides. src/httpServer.ts called the shared httpServerFactory helper and never set the DNS-rebinding-protection option, so the transport accepted a request whatever host it named, making t...

CVE-2026-81099

tiger-slack started its MCP HTTP transport without enabling the host allow-list the underlying SDK provides. mcp/src/httpServer.ts called the shared httpServerFactory helper and never set the DNS-rebinding-protection option, so the transport accepted a request whatever host it named, and a page i...

CVE-2026-81095

pg-aiguide started its MCP HTTP transport without enabling the host allow-list the underlying SDK provides. src/httpServer.ts called the shared httpServerFactory helper and never set the DNS-rebinding-protection option, so the transport accepted a request whatever host it named. A page in a brows...

CVE-2026-81100 Timescale tiger-gh-mcp-server DNS Rebinding via Disabled Host Header Allow-List

tiger-gh-mcp-server started its MCP HTTP transport without enabling the host allow-list the underlying SDK provides. src/httpServer.ts called the shared httpServerFactory helper and never set the DNS-rebinding-protection option, so the transport accepted a request whatever host it named, making t...

CVE-2026-81099 Timescale tiger-slack DNS Rebinding via Disabled Host Header Allow-List

tiger-slack started its MCP HTTP transport without enabling the host allow-list the underlying SDK provides. mcp/src/httpServer.ts called the shared httpServerFactory helper and never set the DNS-rebinding-protection option, so the transport accepted a request whatever host it named, and a page i...

EUVD-2026-67028

tiger-gh-mcp-server started its MCP HTTP transport without enabling the host allow-list the underlying SDK provides. src/httpServer.ts called the shared httpServerFactory helper and never set the DNS-rebinding-protection option, so the transport accepted a request whatever host it named, making t...

CVE-2026-81099

Timescale's tiger-slack failed to enable the DNS-rebinding-protection option when starting its MCP HTTP transport in mcp/src/httpServer.ts, leaving the host allow-list disabled. This allowed a malicious web page to use DNS rebinding to steer requests to the locally bound Slack MCP server through ...

CVE-2026-81100

tiger-gh-mcp-server (by Timescale) started its MCP HTTP transport without enabling the DNS-rebinding-protection option provided by the underlying SDK. The file src/httpServer.ts called the shared httpServerFactory helper but never set the host allow-list, so the transport accepted requests regard...

EUVD-2026-67027

tiger-slack started its MCP HTTP transport without enabling the host allow-list the underlying SDK provides. mcp/src/httpServer.ts called the shared httpServerFactory helper and never set the DNS-rebinding-protection option, so the transport accepted a request whatever host it named, and a page i...

CVE-2026-81099 Timescale tiger-slack DNS Rebinding via Disabled Host Header Allow-List

tiger-slack started its MCP HTTP transport without enabling the host allow-list the underlying SDK provides. mcp/src/httpServer.ts called the shared httpServerFactory helper and never set the DNS-rebinding-protection option, so the transport accepted a request whatever host it named, and a page i...

CVE-2026-81100 Timescale tiger-gh-mcp-server DNS Rebinding via Disabled Host Header Allow-List

tiger-gh-mcp-server started its MCP HTTP transport without enabling the host allow-list the underlying SDK provides. src/httpServer.ts called the shared httpServerFactory helper and never set the DNS-rebinding-protection option, so the transport accepted a request whatever host it named, making t...

CVE-2026-81095 Timescale pg-aiguide through 0.5.0 DNS Rebinding via Disabled Host Header Allow-List

pg-aiguide started its MCP HTTP transport without enabling the host allow-list the underlying SDK provides. src/httpServer.ts called the shared httpServerFactory helper and never set the DNS-rebinding-protection option, so the transport accepted a request whatever host it named. A page in a brows...

CVE-2026-81095 Timescale pg-aiguide through 0.5.0 DNS Rebinding via Disabled Host Header Allow-List

pg-aiguide started its MCP HTTP transport without enabling the host allow-list the underlying SDK provides. src/httpServer.ts called the shared httpServerFactory helper and never set the DNS-rebinding-protection option, so the transport accepted a request whatever host it named. A page in a brows...

EUVD-2026-67023

pg-aiguide started its MCP HTTP transport without enabling the host allow-list the underlying SDK provides. src/httpServer.ts called the shared httpServerFactory helper and never set the DNS-rebinding-protection option, so the transport accepted a request whatever host it named. A page in a brows...

PT-2026-82573

Name of the Vulnerable Software and Affected Versions tiger-gh-mcp-server versions prior to the commit that implemented the fix Description The MCP HTTP transport was started without enabling the host allow-list provided by the underlying SDK. Specifically, the httpServer.ts file called the...

PT-2026-82572

tiger-slack started its MCP HTTP transport without enabling the host allow-list the underlying SDK provides. mcp/src/httpServer.ts called the shared httpServerFactory helper and never set the DNS-rebinding-protection option, so the transport accepted a request whatever host it named, and a page i...

PT-2026-82568

Name of the Vulnerable Software and Affected Versions pg-aiguide versions prior to 0.5.1 Description The MCP HTTP transport was started without enabling the host allow-list provided by the underlying SDK. Specifically, the httpServer.ts file called the httpServerFactory helper without setting the...

CVE-2026-46555

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-2026-61552

Name of the Vulnerable Software and Affected Versions SurrealDB versions prior to 3.2.0 Description A server-side request forgery SSRF issue exists in the JWKS fetcher. The system validates the URL hostname string against allow-lists but fails to verify the resolved IP addresses. An attacker with...