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-2026-67027

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-2026-81100 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-2026-81098 Telnyx MCP Server through 6.83.0 Missing Authentication on Streamable HTTP Transport

The Telnyx MCP server exposed its HTTP transport on every interface and did not require a caller credential. packages/mcp-server/src/http.ts served MCP on the root path with a listener bound to all interfaces and parsed the caller's authentication headers in a mode that did not fail when they wer...

EUVD-2026-67026

The Telnyx MCP server exposed its HTTP transport on every interface and did not require a caller credential. packages/mcp-server/src/http.ts served MCP on the root path with a listener bound to all interfaces and parsed the caller's authentication headers in a mode that did not fail when they wer...

CVE-2026-81098 Telnyx MCP Server through 6.83.0 Missing Authentication on Streamable HTTP Transport

The Telnyx MCP server exposed its HTTP transport on every interface and did not require a caller credential. packages/mcp-server/src/http.ts served MCP on the root path with a listener bound to all interfaces and parsed the caller's authentication headers in a mode that did not fail when they wer...

CVE-2026-81098

The Telnyx MCP server (telnyx-node package through 6.83.0 ) exposed its Streamable HTTP transport on all network interfaces without requiring caller credentials. The vulnerable component, packages/mcp-server/src/http.ts, bound its listener to every interface and parsed authentication headers in a...

CVE-2026-81098 Telnyx MCP Server through 6.83.0 Missing Authentication on Streamable HTTP Transport

The Telnyx MCP server exposed its HTTP transport on every interface and did not require a caller credential. packages/mcp-server/src/http.ts served MCP on the root path with a listener bound to all interfaces and parsed the caller's authentication headers in a mode that did not fail when they wer...

CVE-2026-81097 rails-mcp-server 1.4.0 through 1.6.0 OS Command Execution via execute_ruby PTY Escape

The executeruby tool is documented as a read-only Ruby sandbox and is enforced by a pattern denylist together with replacements for the process-spawning methods on Kernel. The pseudo-terminal library's spawn entry points are neither in the denylist nor replaced, so a normal tool call could reach...

CVE-2026-81097

rails-mcp-server (versions 1.4.0 through 1.6.0 ) contains an OS command execution vulnerability in the execute_ruby tool. The tool is documented as a read-only Ruby sandbox enforced by a pattern denylist and replacements for process-spawning methods on Kernel , but the pseudo-terminal library's s...

CVE-2026-81097 rails-mcp-server 1.4.0 through 1.6.0 OS Command Execution via execute_ruby PTY Escape

The executeruby tool is documented as a read-only Ruby sandbox and is enforced by a pattern denylist together with replacements for the process-spawning methods on Kernel. The pseudo-terminal library's spawn entry points are neither in the denylist nor replaced, so a normal tool call could reach...

CVE-2026-81097 rails-mcp-server 1.4.0 through 1.6.0 OS Command Execution via execute_ruby PTY Escape

The executeruby tool is documented as a read-only Ruby sandbox and is enforced by a pattern denylist together with replacements for the process-spawning methods on Kernel. The pseudo-terminal library's spawn entry points are neither in the denylist nor replaced, so a normal tool call could reach...

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...

CVE-2026-81095

Timescale pg-aiguide (through 0.5.0 ) exposed a DNS-rebinding vulnerability in its MCP HTTP transport. The server at src/httpServer.ts called the httpServerFactory helper without setting the host allow-list (DNS-rebinding-protection) option provided by the underlying SDK, causing it to accept req...

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...

EUVD-2026-67148

The get-html-skeleton tool fetched a URL the caller supplied after checking only its syntax. The handler in src/tools/common/gethtmlskeleton.ts validated the url argument with isValidHttpUrl from src/utils/generic.ts, which confirmed the string began with an http or https scheme and parsed as a U...

CVE-2026-81093

Apify Actors MCP Server before version 0.9.12 is vulnerable to Server-Side Request Forgery (SSRF) via the get-html-skeleton tool. The URL validation function (isValidHttpUrl) in src/utils/generic.ts confirmed only that the argument began with an http/https scheme and parsed as a URL, without insp...

CVE-2026-81094

CVE-2026-81094 affects the mcp-router CLI (prior to version 0.6.3). The serve command in apps/cli/src/commands/serve.ts defaulted its host to the all-interfaces address on a fixed port and enforced authentication only when an explicit token flag was supplied. A default invocation therefore expose...