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Context-Window Overwrite/Manipulation

5.5

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Context-Window Overwrite/Manipulation

sail
5.5
Risk

Context-Window Overwrite/Manipulation

Description

User input or attacker manipulates the context window, evicting important instructions or injecting malicious context.

Example

User submits very long input to push safety instructions out of the context window.

Assets Affected

Model Inference endpoint

Meta Prompt

System Prompt

User Prompt

Mitigation
  • Limit input size
  • Enforce context structure
  • Monitor prompt-token usage
  • Test for context overwrites
Standards Mapping
  • ISO 42001: A.9.4, A.6.2.6
  • OWASP Top 10 for LLM: LLM01
  • NIST AI RMF: MEASURE 2.4, MANAGE 2.4