Skills/PyPI/excel-mcp-server

excel-mcp-server@2.2.3

VERIFIED

Publisher claims: "MCP server for creating, reading and editing Excel workbooks without Microsoft Excel" Observed in sandbox: no network, touches nothing outside the project, writes no memory.

Registry PyPI (MCP server)Publisher haris-musa · joined 4 days agoInstalls 136KLast detonated 4d ago
$claude mcp add excel-mcp-server -- uvx excel-mcp-server
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Is [email protected] safe to install?

KillerSkills ran it in the KillerSkills honeypot sandbox (2 scenarios) on 2026-10-31 and scored it 87/100 (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 · 0 s · 2 scenarios · 0 deviations
t+CategoryObserved action
0.0sprocessno install scripts in bundle
0.1sprocessdependency install exit 1
0.1sprocessexec /usr/bin/timeout
0.1sprocessexec .venv/bin/excel-mcp-server
0.1sprocessexited 127: timeout: failed to run command '.venv/bin/excel-mcp-server': No such file or directory
0.1sclaimedno tools/list reply (exit 127)
0.2sprocessscript backend runs setup only

Static findings

MEDIUM
MCP server using network transport (SSE/HTTP)src/excel_mcp/cli.py:1 · 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.
AST04

No other findings across 11,895 lines in 81 files.