Notion API + ntn CLI: pages, databases, markdown, Workers.
53
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Critical
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tessl review fix ./skills/productivity/notion/SKILL.mdSecurity
1 critical severity finding. Installing this skill is not recommended: please review these findings carefully if you do intend to do so.
Detected a suspicious URL in the skill instructions that could lead the agent to download and execute malicious scripts or binaries. This includes links to executables from untrusted sources, typosquatting of official packages, URL shorteners that obscure the destination, and personal file hosting services.
All listed links are standard Notion API endpoints and docs except for the one install command that pipes a remote script from https://ntn.dev into bash, which is a risky "curl | bash" install that can execute untrusted code.
Low
Low-risk findings.
2 low severity findings. Worth noting, but not necessarily harmful.
The skill exposes the agent to untrusted, user-generated content from public third-party sources, creating a risk of indirect prompt injection. This includes browsing arbitrary URLs, reading social media posts or forum comments, and analyzing content from unknown websites.
This skill’s runtime workflow can fetch Notion page content as Markdown/blocks from a user-selected Notion resource (Path A: `ntn api v1/pages/{page_id}/markdown` or `ntn api v1/blocks/{page_id}/children`; Path B: the `/v1/pages/{page_id}/markdown` and `/v1/blocks/{page_id}/children` endpoints), which is outsider-authored free text (Notion content created by others) that would be ingested into the agent’s LLM context.
The skill fetches instructions or code from an external URL at runtime, and the fetched content directly controls the agent’s prompts or executes code. This dynamic dependency allows the external source to modify the agent’s behavior without any changes to the skill itself.
The skill instructs users to run "curl -fsSL https://ntn.dev | bash" (SKILL.md) which fetches and executes remote code from https://ntn.dev and is the installer for the `ntn` CLI required for Worker-related functionality, so this is a runtime/installation external dependency that executes remote code.
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