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The systems and software powered by Large Language Models (LLMs) and Multi-Modal LLMs (MLLMs) have played a critical role in numerous scenarios. However, current LLM systems are vulnerable to prompt-based attacks, with jailbreaking attacks…

密码学与安全 · 计算机科学 2025-03-18 Xiaoyu Zhang , Cen Zhang , Tianlin Li , Yihao Huang , Xiaojun Jia , Ming Hu , Jie Zhang , Yang Liu , Shiqing Ma , Chao Shen

Current vision large language models (VLLMs) exhibit remarkable capabilities yet are prone to generate harmful content and are vulnerable to even the simplest jailbreaking attacks. Our initial analysis finds that this is due to the presence…

机器学习 · 计算机科学 2024-06-19 Yongshuo Zong , Ondrej Bohdal , Tingyang Yu , Yongxin Yang , Timothy Hospedales

Multimodal Large Language Models (MLLMs) bridge the gap between visual and textual data, enabling a range of advanced applications. However, complex internal interactions among visual elements and their alignment with text can introduce…

计算机视觉与模式识别 · 计算机科学 2025-06-18 Zuopeng Yang , Jiluan Fan , Anli Yan , Erdun Gao , Xin Lin , Tao Li , Kanghua Mo , Changyu Dong

Vision-Language Models (VLMs) are increasingly used in clinical diagnostics, yet their robustness to adversarial attacks remains largely unexplored, posing serious risks. Existing medical attacks focus on secondary objectives such as model…

计算机视觉与模式识别 · 计算机科学 2026-04-21 Akash Ghosh , Subhadip Baidya , Sriparna Saha , Xiuying Chen

The rapid evolution of artificial intelligence (AI) through developments in Large Language Models (LLMs) and Vision-Language Models (VLMs) has brought significant advancements across various technological domains. While these models enhance…

计算与语言 · 计算机科学 2025-11-11 Haibo Jin , Leyang Hu , Xinnuo Li , Peiyan Zhang , Chonghan Chen , Jun Zhuang , Haohan Wang

Large vision-language models (LVLMs) integrate visual information into large language models, showcasing remarkable multi-modal conversational capabilities. However, the visual modules introduces new challenges in terms of robustness for…

计算机视觉与模式识别 · 计算机科学 2024-10-10 Yubo Wang , Chaohu Liu , Yanqiu Qu , Haoyu Cao , Deqiang Jiang , Linli Xu

Large Language Models (LLMs) have gained significant attention but also raised concerns due to the risk of misuse. Jailbreak prompts, a popular type of adversarial attack towards LLMs, have appeared and constantly evolved to breach the…

人机交互 · 计算机科学 2024-07-04 Zhihua Jin , Shiyi Liu , Haotian Li , Xun Zhao , Huamin Qu

Multimodal large language models (MLLMs) are widely used in vision-language reasoning tasks. However, their vulnerability to adversarial prompts remains a serious concern, as safety mechanisms often fail to prevent the generation of harmful…

计算机视觉与模式识别 · 计算机科学 2025-08-14 Zuoou Li , Weitong Zhang , Jingyuan Wang , Shuyuan Zhang , Wenjia Bai , Bernhard Kainz , Mengyun Qiao

Safeguarding vision-language models (VLMs) is a critical challenge, as existing methods often suffer from over-defense, which harms utility, or rely on shallow alignment, failing to detect complex threats that require deep reasoning. To…

密码学与安全 · 计算机科学 2026-04-03 Nanxi Li , Zhengyue Zhao , G. Edward Suh , Marco Pavone , Chaowei Xiao

Multimodal Large Language Models (MLLMs) are vulnerable to jailbreak attacks, which can elicit harmful responses from MLLMs. Many MLLMs support multi-image inputs, inadvertently introducing new vulnerabilities due to less efforts on…

密码学与安全 · 计算机科学 2026-05-20 Wenzhuo Xu , Zhipeng Wei , Zonghao Ying , Deyue Zhang , Dongdong Yang , Xiangzheng Zhang , Quanchen Zou

Large Vision Language Models (LVLMs) have demonstrated remarkable capabilities, yet their proficiency in understanding and reasoning over multiple images remains largely unexplored. While existing benchmarks have initiated the evaluation of…

计算机视觉与模式识别 · 计算机科学 2026-01-13 Anurag Das , Adrian Bulat , Alberto Baldrati , Ioannis Maniadis Metaxas , Bernt Schiele , Georgios Tzimiropoulos , Brais Martinez

Large Language Models (LLMs) have transformed artificial intelligence by advancing natural language understanding and generation, enabling applications across fields beyond healthcare, software engineering, and conversational systems.…

Recent advances in large vision-language models (VLMs) have demonstrated remarkable success across a wide range of visual understanding tasks. However, the robustness of these models against jailbreak attacks remains an open challenge. In…

计算机视觉与模式识别 · 计算机科学 2025-03-25 Xiangyu Yin , Jiaxu Liu , Zhen Chen , Jinwei Hu , Yi Dong , Xiaowei Huang , Wenjie Ruan

Large Language Model (LLM) alignment aims to ensure that LLM outputs match with human values. Researchers have demonstrated the severity of alignment problems with a large spectrum of jailbreak techniques that can induce LLMs to produce…

计算与语言 · 计算机科学 2024-02-06 Xiaolong Jin , Zhuo Zhang , Xiangyu Zhang

Recent advances in Large Vision-Language Models (LVLMs) have showcased strong reasoning abilities across multiple modalities, achieving significant breakthroughs in various real-world applications. Despite this great success, the safety…

计算与语言 · 计算机科学 2024-12-02 Chenhang Cui , Gelei Deng , An Zhang , Jingnan Zheng , Yicong Li , Lianli Gao , Tianwei Zhang , Tat-Seng Chua

Large Visual Language Model\textbfs (VLMs) such as GPT-4V have achieved remarkable success in generating comprehensive and nuanced responses. Researchers have proposed various benchmarks for evaluating the capabilities of VLMs. With the…

密码学与安全 · 计算机科学 2024-08-28 Xiaotian Zou , Ke Li , Yongkang Chen

Large language models (LLMs) excel in diverse applications but face dual challenges: generating harmful content under jailbreak attacks and over-refusal of benign queries due to rigid safety mechanisms. These issues are further complicated…

人工智能 · 计算机科学 2025-11-04 Yifan Xia , Guorui Chen , Wenqian Yu , Zhijiang Li , Philip Torr , Jindong Gu

Multimodal large language models (MLLMs) have achieved remarkable progress, yet remain critically vulnerable to adversarial attacks that exploit weaknesses in cross-modal processing. We present a systematic study of multimodal jailbreaks…

密码学与安全 · 计算机科学 2025-10-24 Divyanshu Kumar , Shreyas Jena , Nitin Aravind Birur , Tanay Baswa , Sahil Agarwal , Prashanth Harshangi

Vision-language models (VLMs) are essential for contextual understanding of both visual and textual information. However, their vulnerability to adversarially manipulated inputs presents significant risks, leading to compromised outputs and…

机器学习 · 计算机科学 2024-10-02 Xuefeng Du , Reshmi Ghosh , Robert Sim , Ahmed Salem , Vitor Carvalho , Emily Lawton , Yixuan Li , Jack W. Stokes

Recent studies reveal that vision-language models (VLMs) become more susceptible to harmful requests and jailbreak attacks after integrating the vision modality, exhibiting greater vulnerability than their text-only LLM backbones. To…

计算机视觉与模式识别 · 计算机科学 2025-02-19 Xiaohan Zou , Jian Kang , George Kesidis , Lu Lin