MCP, MCP server
io.github.Jason26214/pwsh-exec-mcp
A minimal, transparent PowerShell 7 MCP for Windows — one tool: run a command, get raw exit code / stdout / stderr back.
Compatibility: Not stated.
Grade B
Minor issues only, no Medium or High. Worth a quick look at the findings below before installing.
Not a guarantee. A hygiene check of the source at the commit shown, not a security audit.
Rescanned at commit 4cb68fddf15c, unchanged since the check below.
PERMISSION_SHELL_DECLARED OBFUSCATION_FILE_OVER_READ_CAP
Why this grade
- PERMISSION_SHELL_DECLARED Note
Runs shell commands, and the manifest or description says so.
pwsh_exec/run_command.py, line 148
proc = subprocess.Popen( - OBFUSCATION_FILE_OVER_READ_CAP Note
A file was over the read cap and was not fully read.
uv.lock, line 1
version = 1
Any High, or two or more Medium findings, give D. One Medium gives C. Low findings or a security Note give B. Each code names a finding behind the letter.
Grades are a hygiene check of the source at the commit shown, on the date checked, not a security audit or a guarantee. The free directory grades are automated. Before release, a PlugVet engineer reviews every paid report and any grade we hold back, including all F grades, against the source code and the evidence we quote.
What was checked
Plain notes from the hygiene checks.
Permissions
Note
requests shell access. The manifest names this permission.
PERMISSION_SHELL_DECLARED
pwsh_exec/run_command.py, line 148
proc = subprocess.Popen(
pwsh_exec/run_command.py, line 162
subprocess.run(["taskkill", "/F", "/T", "/PID", str(proc.pid)])
Install and update
Pass
No install-time script found, and dependencies are pinned or absent.
Network
Pass
No network call found.
Secrets
Pass
No read of a credential file or secret environment variable found.
Agent instructions
Pass
No instruction to ignore earlier instructions or to hide a step.
Obfuscation
Note
a file was over the read cap and was not fully read.
OBFUSCATION_FILE_OVER_READ_CAP
uv.lock, line 1
version = 1
Licence
Pass
A licence file is present (LICENSE).
Maintainer activity
Pass
The latest commit is within the last 365 days.
Note
Hygiene check of commit 4cb68fddf15c. requests shell access. The manifest names this permission. a file was over the read cap and was not fully read.
Date and source
Date checked:
github.com
Commit graded: 4cb68fddf15c61b1342dc8e5e621d15d4d92c379
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