bitbucket-mcp-server@4.0.0
CAUTIONPublisher claims: "MCP server for Bitbucket API integration - supports both Cloud and Server" Observed in sandbox: no network, touches nothing outside the project, writes no memory.
Registry npm (MCP server)Publisher nexus2520 · joined 1 days agoInstalls 31,505Last detonated 50 min ago
Is [email protected] safe to install?
KillerSkills ran it in the KillerSkills honeypot sandbox (2 scenarios) on 2026-10-26 and scored it 78/100 (Caution). It is not known to be malicious, but it has behaviour or code a security policy should decide on before install. Notable findings: Process kill command; npx invocation of non-well-known package; npx invocation of non-well-known package. Summary: no network, touches nothing outside the project, writes no memory.
Behavior trace
Honeypot run · 2 s · 2 scenarios · 0 deviationst+CategoryObserved action
0.0sprocessno install scripts in bundle
1.9sprocessdependency install exit 1
2.2sprocessexec /usr/bin/timeout
2.2sprocessexited 1: Node.js v22.23.4
2.2sclaimedno tools/list reply (exit 1)
2.2sprocessscript backend runs setup only
Static findings
HIGH
Process kill commandCHANGELOG.md:75 · Process kill command — agent can terminate processesFix: Build commands from fixed arguments; do not interpolate untrusted strings into a shell.
AST05HIGH
npx invocation of non-well-known packageCHANGELOG.md:650 · npx invocation of non-well-known package — may execute untrusted codeFix: Pin versions and sources; vendor anything fetched at install time.
AST06HIGH
npx invocation of non-well-known packageREADME.md:69 · npx invocation of non-well-known package — may execute untrusted codeFix: Pin versions and sources; vendor anything fetched at install time.
AST06MEDIUM
MCP server using network transport (SSE/HTTP)README.md:3 · MCP server using network transport (SSE/HTTP) — data sent over networkFix: Namespace tool names and keep tool descriptions literal; no instructions to the agent inside them.
AST04What would make this Verified
2 points to 80 · weights: behavior 45%, static 25%, prompt 15%, publisher 15%- Unclaimed publisher≈ +8 on the totalClaim nexus2520: a verified publisher gets +50 on publisher trust. It is free and usually instant with GitHub sign-in.
- Does not do what the description says≈ +5 on the totalIn the sandbox the skill never performed the task it claims (no call to the service it is for). Make sure the happy path runs without extra setup, or describe the real behavior.
- Process kill command≈ +4 on the totalBuild commands from fixed arguments; do not interpolate untrusted strings into a shell.
- npx invocation of non-well-known package≈ +4 on the totalPin versions and sources; vendor anything fetched at install time.
- MCP server using network transport (SSE/HTTP)≈ +2 on the totalNamespace tool names and keep tool descriptions literal; no instructions to the agent inside them.
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