When a Smiley Becomes a Threat: The Hidden Risks in AI’s Understanding of Emojis

New research reveals that Large Language Models can misinterpret common emoticons as executable code, creating serious security vulnerabilities in automated systems and agentic AI applications.


![A time series analysis of decentralized finance (DeFi) reveals that heightened network-wide synchronization-measured through rolling correlations of total value locked (TVL) log returns-correlates with increased structural fragility within the ecosystem, suggesting a systemic vulnerability as interconnectedness intensifies [latex] [/latex].](https://arxiv.org/html/2601.08540v1/x2.png)
