MCP, MCP server
Pylos Mcp
Pylos Mcp, an MCP server listed in the PlugVet directory.
Compatibility: Not stated.
Grade D
Two or more Medium findings, or a High. Only try it in a sandbox.
Not a guarantee. A hygiene check of the source at the commit shown, not a security audit.
AGENT_IGNORE_INSTRUCTIONS
Why this grade
- AGENT_IGNORE_INSTRUCTIONS High
Text tells the agent to ignore earlier instructions.
assets/readme/xray-dark.svg, line 143
<g class="hl2 a"><text class="hl em mark a" x="50" y="370">ignore previous instructions.</text></g>
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.
If you think this grade is wrong, email [email protected] with the entry link and your evidence. We aim to acknowledge within two working days and decide within seven. If we confirm an error, we aim to correct it within 24 hours of confirming it. These are aims, not guarantees.
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
Pass
No shell or command execution found, and no extra permission was declared.
Install and update
Pass
No install-time script found, and dependencies are pinned or absent.
Network
Concern
can reach a host that is not written as a fixed address.
NETWORK_NO_FIXED_HOST
src/core/oauth.ts, line 276
const res = await fetch(this.endpoint('token'), {
src/core/search.ts, line 63
for await (const message of client.fetch(uids.join(','), SUMMARY_QUERY, { uid: true })) {
src/core/thread.ts, line 89
for await (const message of client.fetch(newest.join(','), SUMMARY_QUERY, { uid: true })) {
Secrets
Pass
No read of a credential file or secret environment variable found.
Agent instructions
Serious
instructions tell the agent to ignore earlier instructions.
AGENT_IGNORE_INSTRUCTIONS
assets/readme/xray-dark.svg, line 143
<g class="hl2 a"><text class="hl em mark a" x="50" y="370">ignore previous instructions.</text></g>
assets/readme/xray-light.svg, line 143
<g class="hl2 a"><text class="hl em mark a" x="50" y="370">ignore previous instructions.</text></g>
Obfuscation
Pass
No encoded or minified payload found.
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 51086d44be1e. can reach a host that is not written as a fixed address. instructions tell the agent to ignore earlier instructions.
Date and source
Date checked:
github.com
Commit graded: 51086d44be1e1fdd34c1ce47956ebe72e9bb4431
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