CVE-2026-44430 MCP Registry: Unauthenticated SSRF: HTTP namespace verification dials 6to4 / NAT64 / site-local IPv6 addresses, bypassing private-address allowlist

The MCP Registry provides MCP clients with a list of MCP servers, like an app store for MCP servers. Prior to 1.7.7, the Registry's HTTP-based namespace verification POST /v0/auth/http, POST /v0.1/auth/http uses safeDialContext internal/api/handlers/v0/auth/http.go:67-110 to refuse dialling...

CVE-2026-45781

The MCP Registry provides MCP clients with a list of MCP servers, like an app store for MCP servers. Prior to 1.7.9, OCI ownership validation skips label-match check when upstream OCI registry returns HTTP 429, letting any authenticated publisher bind their io.github./ namespace to OCI images the...

CVE-2026-45781 MCP Registry: OCI ownership validation fails open on upstream rate limits, allowing attacker-controlled package claims

The MCP Registry provides MCP clients with a list of MCP servers, like an app store for MCP servers. Prior to 1.7.9, OCI ownership validation skips label-match check when upstream OCI registry returns HTTP 429, letting any authenticated publisher bind their io.github./ namespace to OCI images the...

CVE-2026-45781 MCP Registry: OCI ownership validation fails open on upstream rate limits, allowing attacker-controlled package claims

The MCP Registry provides MCP clients with a list of MCP servers, like an app store for MCP servers. Prior to 1.7.9, OCI ownership validation skips label-match check when upstream OCI registry returns HTTP 429, letting any authenticated publisher bind their io.github./ namespace to OCI images the...

CVE-2026-44903 vulnerabilities

Vulnerabilities for packages: node-problem-detector, tempo, k8sgpt, jaeger, certificate-transparency, istio, fluent-bit-plugin-loki, opentelemetry-collector-contrib, minio-object-browser, prometheus-pushgateway, opentelemetry-collector, aws-otel-collector, telegraf, datadog-agent, metrics-server,...

Insertion of Sensitive Information Into Sent Data

Overview dbt-mcp is an A MCP Model Context Protocol server for interacting with dbt resources. Affected versions of this package are vulnerable to Insertion of Sensitive Information Into Sent Data in the emittoolcalledevent process, which serializes and transmits all tool arguments, including...

dbt MCP Server Transmits All MCP Tool Arguments Including Raw SQL and --vars Credentials to dbt Labs Telemetry by Default Without Redaction

Discovered through manual source code review. Verified by PoC execution against a local dbt-mcp v1.15.1 installation. Summary DefaultUsageTracker.emittoolcalledevent in src/dbtmcp/tracking/tracking.py serializes the complete arguments dictionary of every MCP tool call and transmits it verbatim to...

GHSA-7XGW-6QF3-7W59 dbt MCP Server Logs Tool Arguments Including SQL Queries and Credentials in Plaintext Without Redaction When File Logging Is Enabled

Discovered through manual source code review. Verified by PoC execution against a local dbt-mcp v1.15.1 installation. Summary DbtMCP.calltool in src/dbtmcp/mcp/server.py logs the complete raw arguments dictionary at INFO level on every tool invocation line 67 and again at ERROR level if the call...

Arbitrary Argument Injection

Overview dbt-mcp is an A MCP Model Context Protocol server for interacting with dbt resources. Affected versions of this package are vulnerable to Arbitrary Argument Injection via the nodeselection or resourcetype parameters in the rundbtcommand process. An attacker can override configuration fil...

dbt MCP Server has an Argument Injection in dbt CLI Tool Wrappers via node_selection and resource_type Parameters

Discovered through manual source code review. Verified by PoC execution against a local dbt-mcp v1.15.1 installation. Summary rundbtcommand in src/dbtmcp/dbtcli/tools.py constructs the dbt subprocess argument list by appending user-supplied MCP tool parameters without sanitization. Two independen...

Incomplete List of Disallowed Inputs

Overview flowise is a Flowiseai Server Affected versions of this package are vulnerable to Incomplete List of Disallowed Inputs inadequate input validation in the validateCommandFlags and validateArgsForLocalFileAccess functions. An attacker can execute arbitrary commands on the server by bypassi...

NPM: Flowise has an MCP Security Bypass that Enables RCE

NPM: Flowise has an MCP Security Bypass that Enables RCE vulnerability discovered by ? in WordPress Npm flowise-components versions = 3.1.1...

Incomplete List of Disallowed Inputs

Overview flowise-components is a Flowiseai Components Affected versions of this package are vulnerable to Incomplete List of Disallowed Inputs inadequate input validation in the validateCommandFlags and validateArgsForLocalFileAccess functions. An attacker can execute arbitrary commands on the...

GHSA-M99R-2HXC-CP3Q Flowise has an MCP Security Bypass that Enables RCE

Summary There are three bypass methods for the security limitations of the Flowise MCP feature, and attackers can execute arbitrary commands by combining these three methods Details 【Vulnerability one】The Docker build subcommand not being on the blocklist leads to remote code execution The attack...

MCP Registry 代码问题漏洞

MCP Registry is an open-source MCP server application store developed by Model Context Protocol. Versions of MCP Registry prior to 1.7.7 contained code vulnerabilities. These vulnerabilities stemmed from HTTP-based namespace verification, which used safeDialContext to dial private/internal...

MCP Registry 安全漏洞

MCP Registry is an open-source MCP server application store developed by Model Context Protocol. Versions of MCP Registry prior to 1.7.9 contained security vulnerabilities. These vulnerabilities stemmed from OCI ownership verification skipping tag matching checks during HTTP 429 requests, which...

MCP Registry 跨站脚本漏洞

MCP Registry is an open-source MCP server application store developed by Model Context Protocol. Versions of MCP Registry prior to 1.7.7 contained a cross-site scripting vulnerability. This vulnerability originated from the public directory UI; server-side validation only checked whether the URL...

MCP Registry 代码问题漏洞

MCP Registry is an open-source MCP server application store developed by Model Context Protocol. Versions of MCP Registry prior to 1.7.6 contained code-related vulnerabilities. These vulnerabilities stemmed from the OIDC process on both the client and server sides being tied only to a global...

PT-2026-41128

Name of the Vulnerable Software and Affected Versions MCP Registry versions prior to 1.7.9 Description OCI ownership validation fails to perform a label-match check when an upstream OCI registry returns an HTTP 429 Too Many Requests error. This occurs because the function ValidateOCI in the file...

MCP Registry 输入验证错误漏洞

MCP Registry is an open-source MCP server store developed by Model Context Protocol. Versions 1.1.0 to 1.7.4 of MCP Registry contain a vulnerability related to input validation. This vulnerability stems from an open redirection attack conducted by TrailingSlashMiddleware. Attackers can construct...