webmcp-setup
Pass
Audited by Gen Agent Trust Hub on Sep 17, 2026
Risk Level: SAFEINDIRECT_PROMPT_INJECTIONEXTERNAL_DOWNLOADS
Full Analysis
- [INDIRECT_PROMPT_INJECTION]: The skill instructs the agent to fetch and process data from external websites and search results, creating a surface for indirect prompt injection.
- Ingestion points: The skill uses
WebFetchto retrieve W3C draft reports fromwebmachinelearning.github.ioand Chrome implementation notes fromdeveloper.chrome.com. It also utilizesWebSearchfor polyfill documentation and Chrome flag status. - Boundary markers: The instructions do not provide delimiters or specific directions to ignore instructions potentially embedded within the fetched external data.
- Capability inventory: The skill utilizes
Bash,Write, andEdittools to scaffold the project, which could be misused if malicious instructions are ingested from external sources. - Sanitization: There is no evidence of sanitization or validation logic for content fetched via the network.
- [EXTERNAL_DOWNLOADS]: The skill references and fetches documentation from external repositories and websites to guide the setup process.
- Evidence: Mentions fetching content from
webmachinelearning.github.io,developer.chrome.com, andchromestatus.com.
Audit Metadata