@inproceedings{yu-sun-2026-coverpoison, title = "{C}over{P}oison: One-to-Many Knowledge Corruption Attacks on Strictly Black-Box {RAG} Systems", author = "Yu, Zihao and Sun, Jun", editor = "Lee, Hung-Yi and Dev, Sunipa and Li, Jessy and Elliott, Desmond", booktitle = "Findings of the {A}ssociation for {C}omputational {L}inguistics: {EMNLP} 2026", month = oct, year = "2026", address = "Budapest, Hungary", publisher = "Association for Computational Linguistics", url = "https://aclanthology.org/2026.findings-emnlp.377/", pages = "7966--7981", ISBN = "979-8-89176-462-0" }