Close Open Privacy Scan

bolt Snapshot: commit 153a96a
science engine v1.22
schedule 2026-07-22T03:05:59.638464+00:00

verified_user No application data leak found

No high-confidence exfiltration was found in application code.

smart_toy MCP server detected: mcp — detected in dependencies, not a safety judgment.

App Privacy Score

97 /100
Low privacy risk

Low risk · 53 finding(s)

Dependency score: 82 (Low risk)

bar_chart Score Breakdown

env_fs −3

list Scan Summary

0 high 0 medium 53 low
First-party packages: 1
Dependency packages: 3
Ecosystem: python

swap_horiz External domains

colin-b.github.iodatatracker.ietf.orgdeveloper.mozilla.orgdeveloper.okta.comdocs.aws.amazon.comdocs.microsoft.comdocs.python.orggithub.comlogin.microsoftonline.commodelcontextprotocol.ioopenid.nets3.amazonaws.comserver.localsethmlarson.devtools.ietf.orgwakatime.com

</> First-Party Code

first-party (python)

python first-party
expand_more 3 low-confidence finding(s)
low env_fs production #437a0bd14ed2ae9f Environment-variable access.
repo/src/mcp_proxy/__main__.py:28
SSE_URL: t.Final[str | None] = os.getenv(
    "SSE_URL",
    None,
)

Reads environment variables or the filesystem — an inventory-level capability, not a leak on its own.

Fix: Usually benign; confirm any secret read here is not later sent externally.

low env_fs production #5179ff44b1323e6d Environment-variable access.
repo/src/mcp_proxy/__main__.py:301
    if api_access_token := os.getenv("API_ACCESS_TOKEN", None):

Reads environment variables or the filesystem — an inventory-level capability, not a leak on its own.

Fix: Usually benign; confirm any secret read here is not later sent externally.

low env_fs production #e9dbf402d0aa4e7a Environment-variable access.
repo/src/mcp_proxy/__main__.py:482
        base_env.update(os.environ)

Reads environment variables or the filesystem — an inventory-level capability, not a leak on its own.

Fix: Usually benign; confirm any secret read here is not later sent externally.

</> Dependencies

httpx-auth

python dependency
expand_more 6 low-confidence finding(s)
low egress dependency Excluded from app score #78fd3a8a6349671d Outbound request to a variable or assembled URL on a network client. Review what data is sent to this destination.
pkgs/python/[email protected]/httpx_auth/_oauth2/authentication_responses_server.py:198
            httpx.get(url)

Data is sent to a hardcoded external endpoint; review what leaves the process.

Fix: Verify the destination and that only non-sensitive data is sent; pin and audit the dependency.

low egress dependency Excluded from app score #a31167a17ea53aed Outbound request to a variable or assembled URL on a network client. Review what data is sent to this destination.
pkgs/python/[email protected]/httpx_auth/_oauth2/authentication_responses_server.py:201
        httpx.get(url)

Data is sent to a hardcoded external endpoint; review what leaves the process.

Fix: Verify the destination and that only non-sensitive data is sent; pin and audit the dependency.

low egress dependency Excluded from app score #a22669c19921fde7 Outbound request to a variable or assembled URL on a network client. Review what data is sent to this destination.
pkgs/python/[email protected]/httpx_auth/_oauth2/common.py:74
    response = client.post(url, data=data)

Data is sent to a hardcoded external endpoint; review what leaves the process.

Fix: Verify the destination and that only non-sensitive data is sent; pin and audit the dependency.

low egress dependency Excluded from app score #cf556ec41705137b Outbound request to a variable or assembled URL on a network client. Review what data is sent to this destination.
pkgs/python/[email protected]/httpx_auth/testing.py:219
        favicon_response = urllib.request.urlopen(f"{scheme}://{netloc}/favicon.ico")

Data is sent to a hardcoded external endpoint; review what leaves the process.

Fix: Verify the destination and that only non-sensitive data is sent; pin and audit the dependency.

low egress dependency Excluded from app score #a98524172dbbf7cb Outbound request to a variable or assembled URL on a network client. Review what data is sent to this destination.
pkgs/python/[email protected]/httpx_auth/testing.py:223
        content = urllib.request.urlopen(self.reply_url, data=self.data).read()

Data is sent to a hardcoded external endpoint; review what leaves the process.

Fix: Verify the destination and that only non-sensitive data is sent; pin and audit the dependency.

low egress dependency Excluded from app score #ed8e7ec02bdae745 Outbound request to a variable or assembled URL on a network client. Review what data is sent to this destination.
pkgs/python/[email protected]/httpx_auth/testing.py:239
        return urllib.request.urlopen(reply_url, data=self.data).read()

Data is sent to a hardcoded external endpoint; review what leaves the process.

Fix: Verify the destination and that only non-sensitive data is sent; pin and audit the dependency.

mcp

python dependency
expand_more 39 low-confidence finding(s)
low env_fs tooling Excluded from app score unreachable #006af466591dc22f Environment-variable access.
pkgs/python/[email protected]/.github/actions/conformance/client.py:72
    context_json = os.environ.get("MCP_CONFORMANCE_CONTEXT")

Reads environment variables or the filesystem — an inventory-level capability, not a leak on its own.

Fix: Usually benign; confirm any secret read here is not later sent externally.

low egress tooling Excluded from app score unreachable #8d94293baee12049 Outbound request to a variable or assembled URL on a network client. Review what data is sent to this destination.
pkgs/python/[email protected]/.github/actions/conformance/client.py:118
            response = await client.get(
                authorization_url,
                follow_redirects=False,
            )

Data is sent to a hardcoded external endpoint; review what leaves the process.

Fix: Verify the destination and that only non-sensitive data is sent; pin and audit the dependency.

low env_fs tooling Excluded from app score unreachable #80ae47e88cb9be23 Environment-variable access.
pkgs/python/[email protected]/.github/actions/conformance/client.py:281
    context_json = os.environ.get("MCP_CONFORMANCE_CONTEXT")

Reads environment variables or the filesystem — an inventory-level capability, not a leak on its own.

Fix: Usually benign; confirm any secret read here is not later sent externally.

low env_fs tooling Excluded from app score unreachable #20b584062e31ec02 Environment-variable access.
pkgs/python/[email protected]/.github/actions/conformance/client.py:349
    scenario = os.environ.get("MCP_CONFORMANCE_SCENARIO")

Reads environment variables or the filesystem — an inventory-level capability, not a leak on its own.

Fix: Usually benign; confirm any secret read here is not later sent externally.

low env_fs tooling Excluded from app score unreachable #b97465a9ecdb610a Environment-variable access.
pkgs/python/[email protected]/examples/clients/conformance-auth-client/mcp_conformance_auth_client/__init__.py:50
    context_json = os.environ.get("MCP_CONFORMANCE_CONTEXT")

Reads environment variables or the filesystem — an inventory-level capability, not a leak on its own.

Fix: Usually benign; confirm any secret read here is not later sent externally.

low egress tooling Excluded from app score unreachable #3ff0a3d132e6b31e Outbound request to a variable or assembled URL on a network client. Review what data is sent to this destination.
pkgs/python/[email protected]/examples/clients/conformance-auth-client/mcp_conformance_auth_client/__init__.py:113
            response = await client.get(
                authorization_url,
                follow_redirects=False,  # Don't follow redirects automatically
            )

Data is sent to a hardcoded external endpoint; review what leaves the process.

Fix: Verify the destination and that only non-sensitive data is sent; pin and audit the dependency.

low env_fs tooling Excluded from app score unreachable #94ff71bb32522ed4 Environment-variable access.
pkgs/python/[email protected]/examples/clients/simple-auth-client/mcp_simple_auth_client/main.py:343
    server_url = os.getenv("MCP_SERVER_PORT", 8000)

Reads environment variables or the filesystem — an inventory-level capability, not a leak on its own.

Fix: Usually benign; confirm any secret read here is not later sent externally.

low env_fs tooling Excluded from app score unreachable #ac6301717def4181 Environment-variable access.
pkgs/python/[email protected]/examples/clients/simple-auth-client/mcp_simple_auth_client/main.py:344
    transport_type = os.getenv("MCP_TRANSPORT_TYPE", "streamable-http")

Reads environment variables or the filesystem — an inventory-level capability, not a leak on its own.

Fix: Usually benign; confirm any secret read here is not later sent externally.

low env_fs tooling Excluded from app score unreachable #f17853b73f15b101 Environment-variable access.
pkgs/python/[email protected]/examples/clients/simple-auth-client/mcp_simple_auth_client/main.py:345
    client_metadata_url = os.getenv("MCP_CLIENT_METADATA_URL")

Reads environment variables or the filesystem — an inventory-level capability, not a leak on its own.

Fix: Usually benign; confirm any secret read here is not later sent externally.

low env_fs tooling Excluded from app score unreachable #14b83f6a1e5269f7 Environment-variable access.
pkgs/python/[email protected]/examples/clients/simple-chatbot/mcp_simple_chatbot/main.py:24
        self.api_key = os.getenv("LLM_API_KEY")

Reads environment variables or the filesystem — an inventory-level capability, not a leak on its own.

Fix: Usually benign; confirm any secret read here is not later sent externally.

low env_fs tooling Excluded from app score unreachable #ff683cf960c58704 Filesystem access.
pkgs/python/[email protected]/examples/clients/simple-chatbot/mcp_simple_chatbot/main.py:45
        with open(file_path, "r") as f:

Reads environment variables or the filesystem — an inventory-level capability, not a leak on its own.

Fix: Usually benign; confirm any secret read here is not later sent externally.

low env_fs tooling Excluded from app score unreachable #b00516f24a9f56fc Environment-variable access.
pkgs/python/[email protected]/examples/clients/simple-chatbot/mcp_simple_chatbot/main.py:83
            env={**os.environ, **self.config["env"]} if self.config.get("env") else None,

Reads environment variables or the filesystem — an inventory-level capability, not a leak on its own.

Fix: Usually benign; confirm any secret read here is not later sent externally.

low egress tooling Excluded from app score unreachable #64ebbaa8a5b942c0 Hardcoded external endpoint. Review what data is sent to this destination.
pkgs/python/[email protected]/examples/clients/simple-chatbot/mcp_simple_chatbot/main.py:251
                response = client.post(url, headers=headers, json=payload)

Data is sent to a hardcoded external endpoint; review what leaves the process.

Fix: Verify the destination and that only non-sensitive data is sent; pin and audit the dependency.

low env_fs tooling Excluded from app score unreachable #86b9aa48e41840b7 Filesystem access.
pkgs/python/[email protected]/examples/fastmcp/icons_demo.py:14
icon_data = base64.standard_b64encode(icon_path.read_bytes()).decode()

Reads environment variables or the filesystem — an inventory-level capability, not a leak on its own.

Fix: Usually benign; confirm any secret read here is not later sent externally.

low env_fs tooling Excluded from app score unreachable #8b24f8cc73dae49e Environment-variable access.
pkgs/python/[email protected]/examples/fastmcp/memory.py:52
PROFILE_DIR = (Path.home() / ".fastmcp" / os.environ.get("USER", "anon") / "memory").resolve()

Reads environment variables or the filesystem — an inventory-level capability, not a leak on its own.

Fix: Usually benign; confirm any secret read here is not later sent externally.

low egress tooling Excluded from app score unreachable #abb8841738f55b27 Hardcoded external endpoint. Review what data is sent to this destination.
pkgs/python/[email protected]/examples/fastmcp/text_me.py:49
        response = client.post(
            "https://api.surgemsg.com/messages",
            headers={
                "Authorization": f"Bearer {surge_settings.api_key}",
                "Surge-Account": surge_settings.account_id,
                "Content-Type": "application/json",
            },
            json={
                "body": text_content,
                "conversation": {
                    "contact": {
                        "first_name": surge_settings.my_first_name,
                        "last_name": surge_settings.my_last_name,
                        "phone_number": surge_settings.my_phone_number,
                    }
                },
            },
        )

Data is sent to a hardcoded external endpoint; review what leaves the process.

Fix: Verify the destination and that only non-sensitive data is sent; pin and audit the dependency.

low egress tooling Excluded from app score unreachable #c98c89fe07e5765b Outbound request to a variable or assembled URL on a network client. Review what data is sent to this destination.
pkgs/python/[email protected]/examples/servers/simple-auth/mcp_simple_auth/token_verifier.py:53
                response = await client.post(
                    self.introspection_endpoint,
                    data={"token": token},
                    headers={"Content-Type": "application/x-www-form-urlencoded"},
                )

Data is sent to a hardcoded external endpoint; review what leaves the process.

Fix: Verify the destination and that only non-sensitive data is sent; pin and audit the dependency.

low egress tooling Excluded from app score unreachable #2279611197290ddb Outbound request to a variable or assembled URL on a network client. Review what data is sent to this destination.
pkgs/python/[email protected]/examples/servers/simple-tool/mcp_simple_tool/server.py:16
        response = await client.get(url)

Data is sent to a hardcoded external endpoint; review what leaves the process.

Fix: Verify the destination and that only non-sensitive data is sent; pin and audit the dependency.

low env_fs tooling Excluded from app score unreachable #bbbbecd964335d8d Environment-variable access.
pkgs/python/[email protected]/examples/snippets/clients/completion_client.py:17
    env={"UV_INDEX": os.environ.get("UV_INDEX", "")},

Reads environment variables or the filesystem — an inventory-level capability, not a leak on its own.

Fix: Usually benign; confirm any secret read here is not later sent externally.

low env_fs tooling Excluded from app score unreachable #5656cd660eb02b03 Environment-variable access.
pkgs/python/[email protected]/examples/snippets/clients/display_utilities.py:17
    env={"UV_INDEX": os.environ.get("UV_INDEX", "")},

Reads environment variables or the filesystem — an inventory-level capability, not a leak on its own.

Fix: Usually benign; confirm any secret read here is not later sent externally.

low env_fs tooling Excluded from app score unreachable #57d3ea515a7ca0a8 Environment-variable access.
pkgs/python/[email protected]/examples/snippets/clients/stdio_client.py:19
    env={"UV_INDEX": os.environ.get("UV_INDEX", "")},

Reads environment variables or the filesystem — an inventory-level capability, not a leak on its own.

Fix: Usually benign; confirm any secret read here is not later sent externally.

low env_fs tooling Excluded from app score unreachable #69ebf4505c37be1a Filesystem access.
pkgs/python/[email protected]/examples/snippets/servers/binary_resources.py:9
    with open("logo.png", "rb") as f:

Reads environment variables or the filesystem — an inventory-level capability, not a leak on its own.

Fix: Usually benign; confirm any secret read here is not later sent externally.

low env_fs tooling Excluded from app score unreachable #8a0f83b1711fa53b Filesystem access.
pkgs/python/[email protected]/examples/snippets/servers/embedded_resource_results.py:10
    with open(path) as f:

Reads environment variables or the filesystem — an inventory-level capability, not a leak on its own.

Fix: Usually benign; confirm any secret read here is not later sent externally.

low env_fs tooling Excluded from app score unreachable #425201c53c3d7d9c Filesystem access.
pkgs/python/[email protected]/examples/snippets/servers/embedded_resource_results_binary.py:12
    with open(path, "rb") as f:

Reads environment variables or the filesystem — an inventory-level capability, not a leak on its own.

Fix: Usually benign; confirm any secret read here is not later sent externally.

low env_fs tooling Excluded from app score unreachable #f45c220d62a98421 Filesystem access.
pkgs/python/[email protected]/examples/snippets/servers/prompt_embedded_resources.py:11
    file_content = open(filename).read()

Reads environment variables or the filesystem — an inventory-level capability, not a leak on its own.

Fix: Usually benign; confirm any secret read here is not later sent externally.

low env_fs tooling Excluded from app score unreachable #8f64465ed97e7232 Filesystem access.
pkgs/python/[email protected]/examples/snippets/servers/tool_errors.py:27
    with open(path) as f:

Reads environment variables or the filesystem — an inventory-level capability, not a leak on its own.

Fix: Usually benign; confirm any secret read here is not later sent externally.

low env_fs tooling Excluded from app score unreachable #88ecf7ee3db61f96 Filesystem access.
pkgs/python/[email protected]/scripts/update_doc_snippets.py:53
        code = file.read_text().rstrip()

Reads environment variables or the filesystem — an inventory-level capability, not a leak on its own.

Fix: Usually benign; confirm any secret read here is not later sent externally.

low env_fs tooling Excluded from app score unreachable #b9b1f7ce35bf2bcf Filesystem access.
pkgs/python/[email protected]/scripts/update_doc_snippets.py:109
    content = doc_path.read_text()

Reads environment variables or the filesystem — an inventory-level capability, not a leak on its own.

Fix: Usually benign; confirm any secret read here is not later sent externally.

low env_fs tooling Excluded from app score unreachable #85d31e2af0e43444 Filesystem access.
pkgs/python/[email protected]/scripts/update_doc_snippets.py:134
            doc_path.write_text(updated_content)

Reads environment variables or the filesystem — an inventory-level capability, not a leak on its own.

Fix: Usually benign; confirm any secret read here is not later sent externally.

low env_fs dependency Excluded from app score #181798ddc22c9b99 Environment-variable access.
pkgs/python/[email protected]/src/mcp/cli/claude.py:24
        path = Path(os.environ.get("XDG_CONFIG_HOME", Path.home() / ".config"), "Claude")

Reads environment variables or the filesystem — an inventory-level capability, not a leak on its own.

Fix: Usually benign; confirm any secret read here is not later sent externally.

low env_fs dependency Excluded from app score #05db19cc95316430 Filesystem access.
pkgs/python/[email protected]/src/mcp/cli/claude.py:77
            config_file.write_text("{}")

Reads environment variables or the filesystem — an inventory-level capability, not a leak on its own.

Fix: Usually benign; confirm any secret read here is not later sent externally.

low env_fs dependency Excluded from app score #952918d907925fc7 Filesystem access.
pkgs/python/[email protected]/src/mcp/cli/claude.py:88
        config = json.loads(config_file.read_text())

Reads environment variables or the filesystem — an inventory-level capability, not a leak on its own.

Fix: Usually benign; confirm any secret read here is not later sent externally.

low env_fs dependency Excluded from app score #18008c8de6a3df8c Filesystem access.
pkgs/python/[email protected]/src/mcp/cli/claude.py:135
        config_file.write_text(json.dumps(config, indent=2))

Reads environment variables or the filesystem — an inventory-level capability, not a leak on its own.

Fix: Usually benign; confirm any secret read here is not later sent externally.

low env_fs dependency Excluded from app score #b73ecac007c71e41 Environment-variable access.
pkgs/python/[email protected]/src/mcp/cli/cli.py:282
            env=dict(os.environ.items()),  # Convert to list of tuples for env update

Reads environment variables or the filesystem — an inventory-level capability, not a leak on its own.

Fix: Usually benign; confirm any secret read here is not later sent externally.

low egress dependency Excluded from app score #e9ef1b7c5a8b7526 Outbound request to a variable or assembled URL on a network client. Review what data is sent to this destination.
pkgs/python/[email protected]/src/mcp/client/sse.py:138
                                    response = await client.post(
                                        endpoint_url,
                                        json=session_message.message.model_dump(
                                            by_alias=True,
                                            mode="json",
                                            exclude_none=True,
                                        ),
                                    )

Data is sent to a hardcoded external endpoint; review what leaves the process.

Fix: Verify the destination and that only non-sensitive data is sent; pin and audit the dependency.

low env_fs dependency Excluded from app score #c863b97321c90815 Environment-variable access.
pkgs/python/[email protected]/src/mcp/client/stdio/__init__.py:59
        value = os.environ.get(key)

Reads environment variables or the filesystem — an inventory-level capability, not a leak on its own.

Fix: Usually benign; confirm any secret read here is not later sent externally.

low egress dependency Excluded from app score #80e10d65c275a132 Outbound request to a variable or assembled URL on a network client. Review what data is sent to this destination.
pkgs/python/[email protected]/src/mcp/server/fastmcp/resources/types.py:161
            response = await client.get(self.url)

Data is sent to a hardcoded external endpoint; review what leaves the process.

Fix: Verify the destination and that only non-sensitive data is sent; pin and audit the dependency.

low env_fs dependency Excluded from app score #87e89013519f4cd5 Filesystem access.
pkgs/python/[email protected]/src/mcp/server/fastmcp/utilities/types.py:47
            with open(self.path, "rb") as f:

Reads environment variables or the filesystem — an inventory-level capability, not a leak on its own.

Fix: Usually benign; confirm any secret read here is not later sent externally.

low env_fs dependency Excluded from app score #23012a8f371c1222 Filesystem access.
pkgs/python/[email protected]/src/mcp/server/fastmcp/utilities/types.py:94
            with open(self.path, "rb") as f:

Reads environment variables or the filesystem — an inventory-level capability, not a leak on its own.

Fix: Usually benign; confirm any secret read here is not later sent externally.

uvicorn

python dependency
expand_more 5 low-confidence finding(s)
low env_fs dependency Excluded from app score #cbc12457d576e421 Environment-variable access.
pkgs/python/[email protected]/uvicorn/config.py:351
        if workers is None and "WEB_CONCURRENCY" in os.environ:

Reads environment variables or the filesystem — an inventory-level capability, not a leak on its own.

Fix: Usually benign; confirm any secret read here is not later sent externally.

low env_fs dependency Excluded from app score #5c67f1f442781245 Environment-variable access.
pkgs/python/[email protected]/uvicorn/config.py:352
            self.workers = int(os.environ["WEB_CONCURRENCY"])

Reads environment variables or the filesystem — an inventory-level capability, not a leak on its own.

Fix: Usually benign; confirm any secret read here is not later sent externally.

low env_fs dependency Excluded from app score #395b4669c6218bee Environment-variable access.
pkgs/python/[email protected]/uvicorn/config.py:356
            self.forwarded_allow_ips = os.environ.get("FORWARDED_ALLOW_IPS", "127.0.0.1")

Reads environment variables or the filesystem — an inventory-level capability, not a leak on its own.

Fix: Usually benign; confirm any secret read here is not later sent externally.

low env_fs dependency Excluded from app score #43462e858ddc4922 Filesystem access.
pkgs/python/[email protected]/uvicorn/config.py:393
                with open(self.log_config) as file:

Reads environment variables or the filesystem — an inventory-level capability, not a leak on its own.

Fix: Usually benign; confirm any secret read here is not later sent externally.

low env_fs dependency Excluded from app score #c011ae9978b39c40 Filesystem access.
pkgs/python/[email protected]/uvicorn/config.py:404
                with open(self.log_config) as file:

Reads environment variables or the filesystem — an inventory-level capability, not a leak on its own.

Fix: Usually benign; confirm any secret read here is not later sent externally.