3 papers
cs.CR2026
VULPO: Context-Aware Vulnerability Detection via On-Policy LLM Optimization
Youpeng Li, Fuxun Yu, Weiliang Qi +1
Large language models (LLMs) have recently shown strong potential in vulnerability detection (VD). However, accurately detecting vulnerabilities in real-world repositories requires…
cs.CR2026
From SFT to RL: Demystifying the Post-Training Pipeline for LLM-based Vulnerability Detection
Youpeng Li, Fuxun Yu, Xinda Wang
The integration of LLMs into vulnerability detection (VD) has shifted the field toward more interpretable and context-aware analysis. While post-training techniques have shown prom…
cs.CR2025
Revisiting Pre-trained Language Models for Vulnerability Detection
Youpeng Li, Weiliang Qi, Xuyu Wang +2
The rapid advancement of pre-trained language models (PLMs) has demonstrated promising results for various code-related tasks. However, their effectiveness in detecting real-world…