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self-media-composer

Use when the user wants to create, extend, or edit self-media posts or card/article projects for Rednote/Xiaohongshu, Instagram, WeChat Official Accounts, or similar platforms. Trigger on [@self_media_project:...], create/add post, make cards, generate social cards, write WeChat article, multilingual self-media requests, Rednote tags, WeChat article, Instagram cards, social media cards, content project. Also use for self-media post-publication operations such as immediate sync, real data refresh, published-data import, post-publication data sync, operations review dashboards, article ops review, and fixed `ops/*` data updates.

69

Quality

85%

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SecuritybySnyk

Low

Low-risk findings worth noting

SKILL.md
Quality
Evals
Security
Low

W011: Third-party content exposure detected (indirect prompt injection risk).

What this means

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.

Why it was flagged

The required workflow uses `web_search` and `read_webpages_as_markdown` to gather external web content, exposing the agent to outsider-authored free text.

Report incorrect finding
Low

W012: Unverifiable external dependency detected (runtime URL that controls agent).

What this means

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.

Why it was flagged

The skill instructs loading ECharts from a CDN (jsdelivr.net) during template preview generation, creating an inbound external runtime dependency with common/reputable unofficial provenance.

Repository
dtyq/magic
Audited
Security analysis
Snyk

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