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...

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-2026-81099 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...

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 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-2026-81092 mcp-go before 0.56.0 Missing Host Header Validation Enables DNS Rebinding

mcp-go accepted requests on its HTTP transports without checking the Host header. StreamableHTTPServer.ServeHTTP in server/streamablehttp.go and SSEServer.ServeHTTP in server/sse.go served any request arriving over a loopback connection regardless of the host it named, and the SSE transport's...

CVE-2026-81092

mcp-go before 0.56.0 accepted HTTP requests on its Streamable HTTP and SSE transports without validating the Host header . Specifically, StreamableHTTPServer.ServeHTTP (server/streamable_http.go) and SSEServer.ServeHTTP (server/sse.go) served any request arriving over a loopback connection regard...

CVE-2026-81092 mcp-go before 0.56.0 Missing Host Header Validation Enables DNS Rebinding

mcp-go accepted requests on its HTTP transports without checking the Host header. StreamableHTTPServer.ServeHTTP in server/streamablehttp.go and SSEServer.ServeHTTP in server/sse.go served any request arriving over a loopback connection regardless of the host it named, and the SSE transport's...

EUVD-2026-67147

mcp-go accepted requests on its HTTP transports without checking the Host header. StreamableHTTPServer.ServeHTTP in server/streamablehttp.go and SSEServer.ServeHTTP in server/sse.go served any request arriving over a loopback connection regardless of the host it named, and the SSE transport's...

PT-2026-82571

Name of the Vulnerable Software and Affected Versions Telnyx MCP server affected versions not specified Description The HTTP transport was exposed on all network interfaces and did not require caller credentials. In the file packages/mcp-server/src/http.ts, the server served the Model Context...

EUVD-2026-65692

genieacs-mcp is an MCP server for GenieACS written in Go. Prior to 0.3.2, the Streamable HTTP transport in cmd/server/main.go creates an unauthenticated /mcp listener on the default MCPLISTENADDR value 127.0.0.1:8080 when MCPAUTHTOKEN is unset and the httpSrv.Startaddr branch does not validate th...

CVE-2026-53561 Apache Hive: Unauthenticated authentication bypass in HiveServer2 HTTP SAML bearer-token validation allows impersonation of any Hive user

An improper authentication vulnerability in HiveServer2 SAML bearer-token validation in Apache Hive 4.0.0 through 4.2.0 and later unreleased branches on deployments using HTTP transport with hive.server2.authentication=SAML allows an unauthenticated network attacker to authenticate as an arbitrar...

libgit2: libgit2: Information disclosure via HTTP redirect allows credential leakage

A flaw was found in libgit2. The built-in HTTP transport component incorrectly handles offsite redirects, leading to the disclosure of sensitive information. An attacker controlling a trusted Git host or an open redirect on that host could exploit this by causing the library to send HTTP Basic...

EUVD-2026-64962

Improper input validation vulnerability in Apache Camel Undertow component. This issue affects Apache Camel: from 4.11.0 before 4.14.9, from 4.15.0 before 4.18.4, from 4.19.0 before 4.22.0. UndertowEndpoint defaulted its headerFilterStrategy field to the base HttpHeaderFilterStrategy and pushed...

CVE-2026-53586

A flaw was found in libgit2. The built-in HTTP transport component incorrectly handles offsite redirects, leading to the disclosure of sensitive information. An attacker controlling a trusted Git host or an open redirect on that host could exploit this by causing the library to send HTTP Basic...

AZL-96962 CVE-2026-53586 affecting package libgit2 for versions less than 1.7.2-3

libgit2 is a portable C implementation of the Git core methods provided as a linkable library with a solid API, allowing to build Git functionality into your application. Prior to 1.8.6 and 1.9.5, the built-in HTTP transport in src/libgit2/transports/http.c follows an offsite initial redirect, an...