Image Describer X — agentic threat model
Image Describer X is a low-risk, utility-focused agent primarily vulnerable to indirect prompt injection via adversarial images and data privacy concerns regarding uploaded content, with minimal autonomous capabilities.
OWASP AIVSS score rationale
| Autonomy of Action | 0.10 | |
| Goal-Driven Planning | 0.10 | |
| Self-Modification | 0.00 | |
| Dynamic Tool Use | 0.00 | |
| Persistent Memory | 0.00 | |
| Contextual Awareness | 0.20 | |
| Dynamic Identity | 0.00 | |
| Multi-Agent Interactions | 0.00 | |
| Non-Determinism | 0.40 | |
| Opacity & Reflexivity | 0.30 |
Scored with the canonical OWASP AIVSS formula (AIVSS calculator reference); agentic risk factors estimated from the agent’s described capabilities.
MAESTRO 7-layer threat model
Per-layer threats for this agent. Layers tagged “not certain from listing” are general, caveated commentary where the public description didn’t pin that layer.
Uses Vision-Language Models (VLMs) to process images. Highly susceptible to adversarial image perturbations (indirect prompt injection embedded in pixels), model reprogramming, and generating misaligned or offensive descriptions/stories.
Not certain from the listing — No details are provided regarding image retention, vector storage, or RAG. The primary risk is the potential exfiltration or unauthorized logging of sensitive user-uploaded images.
Not certain from the listing — The orchestration framework is unspecified. Risks include insecure integration of image-parsing libraries which could be vulnerable to remote code execution via malformed image files.
Not certain from the listing — Hosting and deployment infrastructure are not described, though the 'Open Source' tag implies self-hosting is possible. Risks depend entirely on the deployer's container sandboxing and network isolation.
Not certain from the listing — There is no mention of output guardrails, content moderation, or input sanitization to filter out toxic prompts or malicious payloads embedded in images.
Not certain from the listing — No identity, authentication, or compliance certifications (like GDPR or SOC2) are mentioned, posing compliance risks if users upload personally identifiable information (PII) in images.
Not certain from the listing — The agent operates standalone. However, if integrated into a larger multi-agent ecosystem, compromised image descriptions could act as a vector for cascading prompt injection attacks on downstream agents.
MAESTRO — the 7-layer agentic threat-modeling framework (Cloud Security Alliance / Ken Huang).