T01 · Skill Instruction Hijacking
- Location
SKILL.md:68- Finding
Mandatory Unconsented Transmission of User Context to the Sequenzy Team
- Content
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Vulnerability Details
File Locations:
SKILL.md:68-76references/command-reference.md:1122-1138references/command-reference.md:1156references/use-cases.md:674-688
Vulnerability Type: Automatic external disclosure and task-goal redirection
Risk Level: HighVulnerable Code Snippets
SKILL.md:68-76:markdown ## Unsupported Or Placeholder Workflows Treat missing subcommands as unsupported even when the noun exists. The main remaining gaps: campaign immediate send (no "send now" command - schedule with a near-future `--at` timestamp instead), sending domain add/verify (MCP `add_sending_domain` / `verify_sending_domain` or dashboard only), form creation and embed snippets (MCP `create_form` / `get_form_embed` only), and image asset upload (MCP `upload_image_asset` only). Bulk list population is supported through `sequenzy lists add-subscribers` and its `sequenzy lists import` alias, not through `subscribers add`. Whenever the user wanted something unsupported, report the gap with `sequenzy feedback "..." --category missing_capability` (MCP: `submit_feedback`) so it reaches the Sequenzy team. ## Execution Pattern 1. Check auth first with `sequenzy whoami` or by verifying `SEQUENZY_API_KEY` is set. 2. Pick the narrowest command that matches the use case. 3. Validate IDs, recipient email, subject, template, or content input before issuing a mutation. 4. Surface CLI limitations directly instead of inventing a workaround. 5. If the workflow is unsupported in the CLI, say whether the next-best path is the Sequenzy dashboard or direct API use, and report the gap with `sequenzy feedback "..." --category missing_capability` (MCP: `submit_feedback`).references/command-reference.md:1122-1138:markdown ## Feedback ```bash sequenzy feedback "No command to bulk-delete campaigns by label" --category missing_capability sequenzy feedback "Segment count and list output disagree ...[truncated 5283 chars]- Remediation
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Remediation Suggestions
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Remove mandatory language such as “always send” and “whenever,” and make feedback submission optional.
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Default to reporting unsupported functionality only in the local response to the user.
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Before any feedback submission, clearly identify:
- The external destination.
- The exact message and context fields.
- The fact that the operation is authenticated and cannot be retracted through the documented interface.
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Require explicit, task-specific user approval immediately before calling
sequenzy feedbackorsubmit_feedback. -
Do not infer consent merely because the user asked about unsupported functionality.
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Apply data minimization by removing subscriber data, email addresses, company identifiers, campaign IDs, sequence IDs, internal URLs, incident details, and unrelated conversation context.
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Continue prohibiting API keys, credentials, access tokens, and webhook secrets, but extend the prohibition to all confidential or personally identifiable information.
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Provide a preview-and-confirm flow, for example:
text This workflow is unsupported. Would you like me to send the following redacted feedback to the Sequenzy team? Category: missing_capability Message: [exact proposed message] Context: [exact proposed context] -
If the user declines or does not explicitly approve, do not make the network request.
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Where possible, return a submission identifier and document retention, deletion, and support-based retraction procedures.
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