mergify@6307ed1

CAUTION

Publisher claims: "Skills for the Mergify CLI: manage merge queues, stacked pull requests, Test Insights (flaky tests, quarantine), merge protections, and Mergify configuration directly from the terminal." Observed in sandbox: calls github.com only, touches nothing outside the project, writes no memory.

Registry Claude Code plugin marketplacePublisher mergifyio · joined 0 days agoInstalls 0Last detonated 1 h ago

Is mergify@6307ed1 safe to install?

KillerSkills ran it in the KillerSkills honeypot sandbox (1 scenario) on 2026-10-27 and scored it 73/100 (Caution). It is not known to be malicious, but it has behaviour or code a security policy should decide on before install. Notable findings: Persistence: instructs the agent to auto-load this skill in future sessions; Persistence: instructs the agent to auto-load this skill in future sessions; Pipe-to-shell pattern. Summary: calls github.com only, touches nothing outside the project, writes no memory.

Behavior trace

Honeypot run · 0 s · 1 scenarios · 0 deviations
t+CategoryObserved action
0.1snetworkCONNECT https://github.com
0.1sprocessexec /usr/bin/curl
0.1sprocessexited 22: curl: (22) The requested URL returned error: 403
0.1sprocessscript backend runs setup only
0.1sprocessscript backend runs setup only

Static findings

HIGH
Persistence: instructs the agent to auto-load this skill in future sessionsskills/mergify-merge-queue/SKILL.md:3 · Persistence: instructs the agent to auto-load this skill in future sessionsFix: Remove the text that addresses the agent rather than the reader; describe behavior, do not instruct.
AST01
HIGH
Persistence: instructs the agent to auto-load this skill in future sessionsskills/mergify-events/SKILL.md:3 · Persistence: instructs the agent to auto-load this skill in future sessionsFix: Remove the text that addresses the agent rather than the reader; describe behavior, do not instruct.
AST01
CRITICAL
Pipe-to-shell patterninstall.sh:11 · Pipe-to-shell pattern — downloads and immediately executes remote codeFix: Build commands from fixed arguments, never from interpolated strings; prefer an API client over shelling out.
AST06
MEDIUM
Remote installer piped to shellAGENTS.md:16 · Remote installer piped to shellFix: Build commands from fixed arguments, never from interpolated strings; prefer an API client over shelling out.
AST07
MEDIUM
Remote installer piped to shellinstall.sh:11 · Remote installer piped to shellFix: Build commands from fixed arguments, never from interpolated strings; prefer an API client over shelling out.
AST07
MEDIUM
File type combined with upload actionskills/mergify-ci/SKILL.md:99 · File type combined with upload action — agent may exfiltrate local data filesFix: Remove the call, or declare the host in frontmatter and explain in the README what is sent and why.
AST07
MEDIUM
File permission modification commandinstall.sh:210 · 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
Direct script execution from GitHub raw URLinstall.sh:11 · Direct script execution from GitHub raw URL — unverified code sourceFix: Pin versions and sources; vendor anything fetched at install time.
AST06
HIGH
Persistence: instructs the agent to auto-load this skill in future sessionsskills/mergify-config/SKILL.md:3 · Persistence: instructs the agent to auto-load this skill in future sessionsFix: Remove the text that addresses the agent rather than the reader; describe behavior, do not instruct.
AST01
HIGH
Persistence: instructs the agent to auto-load this skill in future sessionsskills/mergify-merge-protections/SKILL.md:3 · Persistence: instructs the agent to auto-load this skill in future sessionsFix: Remove the text that addresses the agent rather than the reader; describe behavior, do not instruct.
AST01
HIGH
Pipe-to-shell patternAGENTS.md:16 · Pipe-to-shell pattern — downloads and immediately executes remote codeFix: Build commands from fixed arguments, never from interpolated strings; prefer an API client over shelling out.
AST06
HIGH
Persistence: instructs the agent to auto-load this skill in future sessionsskills/mergify-ci/SKILL.md:3 · Persistence: instructs the agent to auto-load this skill in future sessionsFix: Remove the text that addresses the agent rather than the reader; describe behavior, do not instruct.
AST01
MEDIUM
Instructs the agent to modify its persistent memory or instruction files.github/workflows/ci.yaml:40 · Instructs the agent to modify its persistent memory or instruction filesFix: Remove the text that addresses the agent rather than the reader; describe behavior, do not instruct.
AST01
MEDIUM
npx invocation of non-well-known packageAGENTS.md:17 · npx invocation of non-well-known package — may execute untrusted codeFix: Pin versions and sources; vendor anything fetched at install time.
AST06
HIGH
Persistence: instructs the agent to auto-load this skill in future sessionsskills/mergify-stack/SKILL.md:3 · Persistence: instructs the agent to auto-load this skill in future sessionsFix: Remove the text that addresses the agent rather than the reader; describe behavior, do not instruct.
AST01

What would make this Verified

7 points to 80 · weights: behavior 45%, static 25%, prompt 15%, publisher 15%
  1. Pipe-to-shell pattern≈ +9 on the totalBuild commands from fixed arguments, never from interpolated strings; prefer an API client over shelling out.
  2. Unclaimed publisher≈ +8 on the totalClaim mergifyio: a verified publisher gets +50 on publisher trust. It is free and usually instant with GitHub sign-in.
  3. Direct script execution from GitHub raw URL≈ +4 on the totalPin versions and sources; vendor anything fetched at install time.
  4. Remote installer piped to shell≈ +2 on the totalBuild commands from fixed arguments, never from interpolated strings; prefer an API client over shelling out.
  5. File type combined with upload action≈ +2 on the totalRemove the call, or declare the host in frontmatter and explain in the README what is sent and why.
  6. File permission modification command≈ +2 on the totalRequest the narrowest permission that works; replace wildcards with the exact paths or hosts.
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