Work with advanced layer types including WMS, WFS, WMTS, OGCFeatureLayer, KMLLayer, MapImageLayer, CatalogLayer, and MediaLayer. Use for OGC services, server-side rendering, and georeferenced media content.
81
77%
Does it follow best practices?
Impact
Pending
No eval scenarios have been run
Advisory
Suggest reviewing before use
Optimize this skill with Tessl
npx tessl skill review --optimize ./contexts/5.0/skills/arcgis-advanced-layers/SKILL.mdSecurity
2 findings — 2 medium severity. This skill can be installed but you should review these findings before use.
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.
Third-party content exposure detected (high risk: 0.90). The skill's SKILL.md shows runtime fetching and parsing of public, user-served content that the agent must interpret and act on—e.g., wfsUtils.getCapabilities("https://geobretagne.fr/geoserver/ows") to discover featureTypes, KMLLayer loading the USGS KML feed, CatalogLayer portalItem lookups, and MediaLayer image/video URLs—so untrusted third-party data can directly influence layer creation and subsequent actions.
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.
Potentially malicious external URL detected (high risk: 1.00). The skill loads and executes remote JavaScript from the ArcGIS CDN at runtime (e.g., https://js.arcgis.com/5.0/ and https://js.arcgis.com/calcite-components/3.3.3/calcite.esm.js), which are required dependencies and cause remote code to be fetched and executed.
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