apify-agent-mcp (>=0.1.0, <=0.2.0), codify-mcp (>=0.2.0, <=1.0.0) potentially affected by CVE-2026-46341 via @apify/actors-mcp-server (0.7.4)

@apify/actors-mcp-server NPM version 0.7.4 is affected by a known vulnerability. The following packages have a transitive dependency on @apify/actors-mcp-server and may be impacted: - apify-agent-mcp =0.1.0, =0.2.0, =1.0.0 Source cves: CVE-2026-46341 Source advisory:...

Permissive List of Allowed Inputs

Overview @apify/actors-mcp-server is an Apify MCP Server Affected versions of this package are vulnerable to Permissive List of Allowed Inputs due to fetch-apify-docs tool validating URLs against a domain allowlist using String.startsWith instead of proper URL hostname comparison. This allows...

apify-agent-mcp (>=0.1.0, <=0.2.0), codify-mcp (>=0.2.0, <=1.0.0) potentially affected by CVE-2026-46341 via @apify/actors-mcp-server (0.7.4)

@apify/actors-mcp-server NPM version 0.7.4 is affected by a known vulnerability. The following packages have a transitive dependency on @apify/actors-mcp-server and may be impacted: - apify-agent-mcp =0.1.0, =0.2.0, =1.0.0 Source cves: CVE-2026-46341 Source advisory: OSV:GHSA-JWP7-WG77-3W9V...

GHSA-4GPH-2HHR-5MWG Envoy AI Proxy - MCP Message Smuggling Vulnerability

Envoy AI Gateway was found to be affected by a protocol parser differential vulnerability due to improper implementation of the JSON-RPC 2.0 specification. Such differential causes a MCP message alteration, potentially causing a bypass of security controls in a multi-layered architecture. Accordi...

NPM: auth-fetch-mcp: SSRF and disk exfiltration via unvalidated auth_fetch and download_media URLs

NPM: auth-fetch-mcp: SSRF and disk exfiltration via unvalidated authfetch and downloadmedia URLs vulnerability discovered by ? in WordPress Npm auth-fetch-mcp versions = 3.0.0...

Malicious code in mcp-mermaid (npm)

Part of the Mini Shai-Hulud supply chain attack campaign in which a threat actor compromised the npm account atool and published 631 malicious versions across 314 npm packages in an automated 22-minute burst. Each malicious version injects a preinstall hook that executes a 498KB obfuscated Bun...

PT-2026-45069

Unauthenticated HTTP MCP browser-control surface in camofox-mcp Summary camofox-mcp exposed a Streamable HTTP MCP endpoint at /mcp with rate limiting but no inbound MCP-layer authentication. When HTTP mode was enabled, any client that could reach /mcp could list and invoke browser-control tools. ...

Malicious code in mcp-echarts (npm)

Part of the Mini Shai-Hulud supply chain attack campaign in which a threat actor compromised the npm account atool and published 631 malicious versions across 314 npm packages in an automated 22-minute burst. Each malicious version injects a preinstall hook that executes a 498KB obfuscated Bun...

PT-2026-44916

Envoy AI Gateway was found to be affected by a protocol parser differential vulnerability due to improper implementation of the JSON-RPC 2.0 specification. Such differential causes a MCP message alteration, potentially causing a bypass of security controls in a multi-layered architecture. Accordi...

PT-2026-44918

SSRF + disk-exfil in download media and auth fetch tools — ymw0407/auth-fetch-mcp Severity The download media and auth fetch MCP tools accept arbitrary URLs and reach them as the MCP server process, with download media additionally persisting the fetched response body to a user-controlled output...

PT-2026-45070

Summary The MCP router ext proc exposes an initialize-method code path that, when a request carries an mcp-init-host header, bypasses the gateway JWT session validator and rewrites the upstream :authority header to whatever the caller chooses, gated only by a single shared header value router-key...

PT-2026-42036

Name of the Vulnerable Software and Affected Versions 9router versions 0.4.30 through 0.4.36 Description 9router contains a flaw where the Next.js middleware fails to protect several API endpoints, allowing unauthenticated network-adjacent attackers to execute arbitrary OS commands as the user...

MAL-2026-4147 Malicious code in mcp-mermaid (npm)

Part of the Mini Shai-Hulud supply chain attack campaign in which a threat actor compromised the npm account atool and published 631 malicious versions across 314 npm packages in an automated 22-minute burst. Each malicious version injects a preinstall hook that executes a 498KB obfuscated Bun...

MAL-2026-4146 Malicious code in mcp-echarts (npm)

Part of the Mini Shai-Hulud supply chain attack campaign in which a threat actor compromised the npm account atool and published 631 malicious versions across 314 npm packages in an automated 22-minute burst. Each malicious version injects a preinstall hook that executes a 498KB obfuscated Bun...

PT-2026-99538

Name of the Vulnerable Software and Affected Versions Penpot versions prior to 2.18.0 Description In single-user mode, the MCP server plugin WebSocket bridge binds to all network interfaces without requiring authentication. This allows unauthenticated attackers on adjacent networks to connect to...

mcp-open-client (0.4.27), synth-mapping-helper (>=1.5.16, <=1.5.18) potentially affected by CVE-2026-45553 via nicegui (2.21.1)

nicegui PYPI version 2.21.1 is affected by a known vulnerability. The following packages have a transitive dependency on nicegui and may be impacted: - mcp-open-client 0.4.27 - synth-mapping-helper =1.5.16, =1.5.18 Source cves: CVE-2026-45553 Source advisory: OSV:GHSA-JFRM-RX66-G536...

NPM: n8n-MCP: Multi-tenant MCP requests fall back to process-level n8n credentials when tenant headers are absent or incomplete

NPM: n8n-MCP: Multi-tenant MCP requests fall back to process-level n8n credentials when tenant headers are absent or incomplete vulnerability discovered by ? in WordPress Npm n8n-mcp versions = 2.51.1...

dynoxide: DNS rebinding and cross-origin CSRF via MCP HTTP transport

Summary dynoxide's MCP HTTP transport was vulnerable to DNS rebinding via its transitive rmcp dependency, plus a related cross-origin CSRF gap. A malicious web page could make the user's browser send requests to a local dynoxide mcp --http or dynoxide serve --mcp server with a non-loopback Host...

GHSA-QJP4-4JVR-XQG3 Spring AI MCP Security: Unvalidated URL Fetching (SSRF)

Summary The mcp-security framework fails to implement the mandatory SSRF mitigations outlined in the Model Context Protocol MCP security specifications. Specifically, it processes untrusted URLs for OAuth-related discovery and metadata without verifying if the targets are malicious or internal to...

GHSA-F3RG-XQJJ-CJ9W n8n-MCP: Workflow telemetry sanitizer could retain partial values from URL-shaped node parameters

Summary In affected versions of n8n-mcp, the workflow telemetry sanitizer could retain partial fragments of URL-shaped node parameters before sending workflow data to the project's anonymous telemetry backend. Values placed in HTTP-Request-style node parameters — such as customer or tenant...