postmark-automation

Pass

Audited by Gen Agent Trust Hub on Feb 17, 2026

Risk Level: SAFEPROMPT_INJECTION
Full Analysis
  • [PROMPT_INJECTION] (LOW): Indirect Prompt Injection surface detected.
  • Ingestion points: The skill ingests untrusted data through TemplateModel, HtmlBody, and TextBody fields during template management and email sending workflows.
  • Boundary markers: No delimiters or isolation instructions are provided to prevent the agent from interpreting instructions embedded within template content.
  • Capability inventory: The skill possesses significant capabilities including outbound email delivery (POSTMARK_SEND_BATCH_WITH_TEMPLATES) and server configuration modification including webhooks (POSTMARK_EDIT_SERVER).
  • Sanitization: The skill lacks specified sanitization or validation logic for data interpolated into email templates.
Audit Metadata
Risk Level
SAFE
Analyzed
Feb 17, 2026, 05:06 PM