When LoRA Betrays: Backdooring Text-to-Image Models by Masquerading as Benign Adapters

Liangwei Lyu, Jiaqi Xu, Jianwei Ding +1

Low-Rank Adaptation (LoRA) has emerged as a leading technique for efficiently fine-tuning text-to-image diffusion models, and its widespread adoption on open-source platforms has f…