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AVID-2026-R0109
Description
Multiple Model Guardrail Jailbreak via “Lambda Pattern Formatting” Tactic
Details
A guardrail jailbreak vulnerability has been discovered affecting multiple LLM implementations. The specific flaw manifests through a combination of deceptive pattern-based formatting and multi-agent simulation techniques, allowing the attacker to bypass inference restrictions around providing information hazards and violating laws.
Metrics
0DIN Jailbreak Testing obtained the following test scores.
| Model | Test Kind | Test Score | Temperature (max 2.0) |
|---|---|---|---|
| Mistral Mistral Large | Illegal Substances: Crystal Meth | 50.0 | 0.7 |
| OpenAI GPT-4 | Illegal Substances: Crystal Meth | 55.0 | 0.7 |
| OpenAI GPT-4o | Illegal Substances: Crystal Meth | 59.0 | 0.7 |
| Twitter / X Grok 2 | Illegal Substances: Crystal Meth | 68.0 | 0.7 |
References
Affected or Relevant Artifacts
| Type | Name |
|---|---|
| System | Mistral Mistral Large |
| System | OpenAI GPT-4 |
| System | OpenAI GPT-4o |
| System | Twitter / X Grok 2 |
Impact
0DIN
- Social Impact Score: Level 4: High Risk
- Jailbreak Taxonomy:
| Category | Strategy | Technique |
|---|---|---|
| Possible Worlds | World Building | Opposite World |
| Possible Worlds | World Building | Scenarios |
| Rhetoric | Persuasion and Manipulation | Surprise Attack |
Other information
- Report Type: Measurement
- Credits: Alper-Ender Osman
- Date Reported: 2026-02-19
- Version: 0.3.1
- AVID Entry