Hares — MCP security scanner runs on your own machine — the client starts it, so there is no endpoint to ping. 24 installs a week from npm.
Multi-layer security scanner for MCP servers and agent skills (injection, exfiltration)
The linked repository no longer exists on GitHub — it was deleted or made private.
We read the source, 33 d ago · rules 3dff92dd89df
Things with no honest explanation: a promise that contradicts the code, code that runs at install time while hiding what it does, data leaving the machine.
/(^|[\s;&|(`])(sudo|doas|pkexec)\s|osascript\s+-e\s+.*with\s+administrator\s+privileges|-Verb\s+RunAs|\brunas\s+\/user:/i;
GITHUB_TOKEN: "ghp_9dK2mR7xQ4pL8vN1sT6wZ3yB5cV0nA8fJ2ug",
{ re: /(^|[/\\])\.git-credentials$/, store: "git" },
What this server is able to do. For an MCP server this is often the job itself — a terminal server runs commands because that is what it is for. Listed so you know what you are plugging in, not as an accusation.
text = await readFile(path.join(root, file), "utf8");
const _KEY_FILES = new Set(["id_rsa", "id_dsa", "id_ecdsa", "id_ed25519", ".netrc", ".pgpass"]);
"pastebin.com",
Is this your server and something here is wrong? Tell us — corrections are free and do not require a plan.
Code changes quietly between releases, and nobody reads the diff of a dependency. We do, on every release — watch Hares — MCP security scanner and you get told the day something new turns up.
This server runs on your own machine — install it with the package manager and the client starts it for you. Package name taken from the official registry entry.
claude mcp add hares -- npx -y @alihashim313/hares
{
"mcpServers": {
"hares": {
"args": [
"-y",
"@alihashim313/hares"
],
"command": "npx"
}
}
}
[mcp_servers.hares]
command = "npx"
args = ["-y", "@alihashim313/hares"]
{
"mcpServers": {
"hares": {
"args": [
"-y",
"@alihashim313/hares"
],
"command": "npx"
}
}
}
{
"mcpServers": {
"hares": {
"args": [
"-y",
"@alihashim313/hares"
],
"command": "npx"
}
}
}
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Answers built from our own checks of this server.