CVE-2026-61462

CVE-2026-61462 affects mcp-gitlab. A path traversal weakness exists in the build/index.js job_id parameter, allowing an attacker to escape the intended path prefix (e.g., using ../../../user) and redirect GitLab API requests to arbitrary endpoints. This can enable access to arbitrary GitLab API r...

CVE-2026-61462 mcp-gitlab Path Traversal via job_id Parameter

mcp-gitlab contains a path traversal vulnerability in the jobid parameter of build/index.js that allows attackers to redirect GitLab API requests to arbitrary endpoints. Attackers can supply crafted jobid values like ../../../user to escape the intended path prefix and access arbitrary GitLab API...

PYSEC-2026-2482 flyto-core has Unauthenticated Command Execution via HTTP MCP `execute_module`

Unauthenticated Command Execution via HTTP MCP executemodule Summary The HTTP MCP endpoint POST /mcp in flyto-core accepts unauthenticated JSON-RPC tools/call requests and dispatches them to arbitrary registered modules, including sandbox.executeshell, which passes attacker-controlled input...

PYSEC-2026-2676 Cortex has Untrusted Project Bootstrap Code Execution via `CLAUDE_PROJECT_DIR`

Untrusted Project Bootstrap Code Execution via CLAUDEPROJECTDIR Summary The Cortex MCP server neuro-cortex-memory treats the CLAUDEPROJECTDIR environment variable — automatically set by Claude Code to the currently open project directory — as a trusted Cortex developer checkout. When the...

PYSEC-2026-2622 mcp-memory-service: OAuth read-only clients can write and delete memories through MCP tools/call

Summary The HTTP MCP JSON-RPC endpoint at /mcp requires only OAuth read scope for all requests, then dispatches tools/call directly to handlers that include mutating tools. A read-only OAuth client can call storememory and deletememory through MCP even though the corresponding REST endpoints...

PYSEC-2026-2421 Code Index MCP is vulnerable to Uncontrolled Resource Consumption

A weakness has been identified in johnhuang316 code-index-mcp up to 2.14.0. Affected is the function issaferegexpattern of the component searchcodeadvanced. Executing a manipulation of the argument regex can lead to inefficient regular expression complexity. It is possible to launch the attack...

PYSEC-2026-3425 Windows-MCP: HTTP transports expose unauthenticated PowerShell control with wildcard CORS

HTTP transports expose unauthenticated PowerShell control with wildcard CORS There is an issue in the SSE and Streamable HTTP transport modes. The default stdio mode is not affected, but the documented HTTP modes expose the MCP control plane without authentication and add wildcard CORS handling...

PYSEC-2026-2444 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...

PYSEC-2026-2442 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...

PYSEC-2026-2441 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...

PYSEC-2026-3426 wireshark-mcp vulnerable to arbitrary file write via export_objects when WIRESHARK_MCP_ALLOWED_DIRS is not configured

Description Impact wireshark-mcp exposes a wiresharkexportobjects MCP tool that accepts an attacker-controlled destdir parameter and passes it to tshark's --export-objects flag with no mandatory path restriction. The path sandbox alloweddirs is None by default and only activates when the...

PYSEC-2026-2653 mkdocs-mcp-plugin has a Path Traversal issue

A vulnerability was found in douinc mkdocs-mcp-plugin up to 0.4.1. This affects the function readdocument/listdocuments of the file server.py. Performing a manipulation of the argument docsdir/filepath results in path traversal. The attack is possible to be carried out remotely. The exploit has...

PYSEC-2026-2684 notes-mcp has a Path Traversal issue

A security vulnerability has been detected in edvardlindelof notes-mcp up to 0.1.4. This affects an unknown function of the file notesmcp.py. The manipulation of the argument rootdir/path leads to path traversal. The attack is possible to be carried out remotely. The exploit has been disclosed...

PYSEC-2026-2386 auto-favicon has a Server-Side Request Forgery issue

A vulnerability was found in dh1011 auto-favicon up to f189116a9259950c2393f114dbcb94dde0ad864b. This issue affects the function generatefaviconfromurl of the file src/autofavicon/server.py of the component MCP Tool. The manipulation of the argument imageurl results in server-side request forgery...

PYSEC-2026-3074 sqlite-mcp has an Injection issue

A security flaw has been discovered in dubydu sqlite-mcp up to 0.1.0. The affected element is the function extracttojson of the file src/entry.py. Performing a manipulation of the argument outputfilename results in sql injection. Remote exploitation of the attack is possible. The exploit has been...

PYSEC-2026-2631 mcp-url-downloader has a Server-Side Request Forgery issue

A vulnerability has been found in dmitryglhf mcp-url-downloader up to 4b8cf2de55f6e8864a77d108e8a94a5b8e4394c6. Affected by this issue is the function validateurlsafe of the file src/mcpurldownloader/server.py. Such manipulation of the argument url leads to server-side request forgery. The attack...

PYSEC-2026-2626 Neo4j Labs MCP Servers: SSRF and Data Modification via read_only Mode Bypass Through CALL Procedures

Summary The readonly mode in mcp-neo4j-cypher versions prior to 0.6.0 can be bypassed using CALL procedures. Details Impact The enforcing of readonly mode in vulnerable versions could be bypassed by certain APOC procedures. Patches v0.6.0 release hardened the checks around the mode. The only way ...

PYSEC-2026-3076 stata-mcp has insufficient validation of user-supplied Stata do-file content that can lead to command execution

A vulnerability was identified in stata-mcp prior to v1.13.0 where insufficient validation of user-supplied Stata do-file content can lead to command execution...

PYSEC-2026-2907 PraisonAI Has ReDoS via Unvalidated User-Controlled Regex in MCPToolIndex.search_tools()

Summary MCPToolIndex.searchtools compiles a caller-supplied string directly as a Python regular expression with no validation, sanitization, or timeout. A crafted regex causes catastrophic backtracking in the re engine, blocking the Python thread for hundreds of seconds and causing a complete...

PYSEC-2026-2474 FastMCP OAuth Proxy token reuse across MCP servers

While testing the OAuth Proxy implementation, it was noticed that the server does not properly respect the resource parameter submitted by the client in the authorization and token request. Instead of issuing the token explicitly for this MCP server, the token is issued for the baseurl passed to...