@inproceedings{cheng-etal-2025-hidden, title = "Hidden Ghost Hand: Unveiling Backdoor Vulnerabilities in {MLLM}-Powered Mobile {GUI} Agents", author = "Cheng, Pengzhou and Hu, Haowen and Wu, Zheng and Wu, Zongru and Ju, Tianjie and Ding, Daizong and Zhang, Zhuosheng and Liu, Gongshen", editor = "Christodoulopoulos, Christos and Chakraborty, Tanmoy and Rose, Carolyn and Peng, Violet", booktitle = "Findings of the Association for Computational Linguistics: EMNLP 2025", month = nov, year = "2025", address = "Suzhou, China", publisher = "Association for Computational Linguistics", url = "https://aclanthology.org/2025.findings-emnlp.411/", pages = "7781--7805", ISBN = "979-8-89176-335-7" }