collaborators

6 papers

cs.CR2026

Who Pays the Price? Stakeholder-Centric Prompt Injection Benchmarking for Real-world Web Agents

Zihao Wang, Yiming Li, Yutong Wu +8

LLM-based web agents are increasingly deployed in real-world settings such as e-commerce, where they interact extensively with untrusted web content while executing actions that ca…

cs.LG2026

Getting Better at Working With You: Compiling User Corrections into Runtime Enforcement for Coding Agents

Yujun Zhou, Kehan Guo, Haomin Zhuang +8

Interactive LLM agents are becoming part of daily work, but they do not reliably become easier to work with over time: a correction remembered in one session may still be violated…

cs.AI2026

Evoflux: Inference-Time Evolution of Executable Tool Workflows for Compact Agents

Kushal Raj Bhandari, Ling Yue, Ching-Yun Ko +4

Compact language models (LMs) reduce cost, latency, and deployment risk for tool agents. Yet MCP-style tool use requires more than isolated function calling: an agent must discover…

cs.LG2026

Backdooring Masked Diffusion Language Models

Daniel Yiming Cao, Chengzhong Wang, Sheng-Yen Chou +3

Masked diffusion language models (MDLMs) are emerging as a compelling new paradigm for text generation, but their training-time security remains largely unexplored. Existing backdo…

cs.LG2026

Guardian-as-an-Advisor: Advancing Next-Generation Guardian Models for Trustworthy LLMs

Yue Huang, Haomin Zhuang, Jiayi Ye +6

Hard-gated safety checkers often over-refuse and misalign with a vendor's model spec; prevailing taxonomies also neglect robustness and honesty, yielding safer-on-paper yet less us…

cs.LG2025

Shape it Up! Restoring LLM Safety during Finetuning

ShengYun Peng, Pin-Yu Chen, Jianfeng Chi +2

Finetuning large language models (LLMs) enables user-specific customization but introduces critical safety risks: even a few harmful examples can compromise safety alignment. A com…