Skills/npm/mcp-server-semgrep

mcp-server-semgrep@1.0.1

VERIFIED

Publisher claims: "MCP Server for Semgrep Integration - static code analysis with AI" Observed in sandbox: no network, touches nothing outside the project, writes no memory.

Registry npm (MCP server)Publisher vetcoders · joined 0 days agoInstalls 2,962Last detonated 2 h ago
$claude mcp add mcp-server-semgrep -- npx -y mcp-server-semgrep
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Is [email protected] safe to install?

KillerSkills ran it in the KillerSkills honeypot sandbox (2 scenarios) on 2026-10-26 and scored it 86/100 (Verified). It did what it claims and nothing else we could detect: no undeclared network egress, no credential reads, no persistent instruction writes. Summary: no network, touches nothing outside the project, writes no memory.

Behavior trace

Honeypot run · 1 s · 2 scenarios · 0 deviations
t+CategoryObserved action
1.2sprocessdependency install exit 1
1.3sprocessexec /usr/bin/timeout
1.3sprocessexited 1: Node.js v22.23.4
1.3sclaimedno tools/list reply (exit 1)
1.3sprocessscript backend runs setup only

Static findings

MEDIUM
File permission modification commandpackage.json:8 · File permission modification command — agent changes file ownership/permissionsFix: Request the narrowest permission that works; replace wildcards with the exact paths or hosts.
AST05
HIGH
Privileged sudo commandscripts/check-semgrep.js:119 · Privileged sudo command — agent may execute with elevated privilegesFix: Build commands from fixed arguments; do not interpolate untrusted strings into a shell.
AST05
MEDIUM
Destructive file system command detectedDockerfile:28 · Destructive file system command detectedFix: Build commands from fixed arguments; do not interpolate untrusted strings into a shell.
AST05