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Multi-Modal Language Models (MLLMs) have transformed artificial intelligence by combining visual and text data, making applications like image captioning, visual question answering, and multi-modal content creation possible. This ability to…

Cryptography and Security · Computer Science 2024-11-11 Pete Janowczyk , Linda Laurier , Ave Giulietta , Arlo Octavia , Meade Cleti

Recent studies reveal that integrating new modalities into Large Language Models (LLMs), such as Vision-Language Models (VLMs), creates a new attack surface that bypasses existing safety training techniques like Supervised Fine-tuning (SFT)…

Computation and Language · Computer Science 2025-10-15 Trishna Chakraborty , Erfan Shayegani , Zikui Cai , Nael Abu-Ghazaleh , M. Salman Asif , Yue Dong , Amit K. Roy-Chowdhury , Chengyu Song

Vision-language models (VLMs) have revolutionized multimodal AI applications but introduce novel security vulnerabilities that remain largely unexplored. We present the first comprehensive study of steganographic prompt injection attacks…

Cryptography and Security · Computer Science 2025-07-31 Chetan Pathade

Despite recent advances in Vision-Language Models (VLMs), they may over-rely on visual language priors existing in their training data rather than true visual reasoning. To investigate this, we introduce ViLP, a benchmark featuring…

Computer Vision and Pattern Recognition · Computer Science 2025-04-15 Tiange Luo , Ang Cao , Gunhee Lee , Justin Johnson , Honglak Lee

Multimodal large language models (MLLMs) enable powerful cross-modal reasoning capabilities. However, the expanded input space introduces new attack surfaces. Previous jailbreak attacks often inject malicious instructions from text into…

Machine Learning · Computer Science 2025-05-23 Zhaoxin Wang , Handing Wang , Cong Tian , Yaochu Jin

Vision-Language-Action (VLA) models are driving rapid progress in robotics by enabling agents to interpret multimodal inputs and execute complex, long-horizon tasks. However, their safety and robustness against adversarial attacks remain…

Computer Vision and Pattern Recognition · Computer Science 2025-09-25 Xin Wang , Jie Li , Zejia Weng , Yixu Wang , Yifeng Gao , Tianyu Pang , Chao Du , Yan Teng , Yingchun Wang , Zuxuan Wu , Xingjun Ma , Yu-Gang Jiang

The widespread practice of fine-tuning open-source Vision-Language Models (VLMs) raises a critical security concern: jailbreak vulnerabilities in base models may persist in downstream variants, enabling transferable attacks across…

Computer Vision and Pattern Recognition · Computer Science 2026-01-15 Ruofan Wang , Xin Wang , Yang Yao , Juncheng Li , Xuan Tong , Xingjun Ma

Large Vision-Language Models (LVLMs) have shown remarkable capabilities across a wide range of multimodal tasks. However, their integration of visual inputs introduces expanded attack surfaces, thereby exposing them to novel security…

Computation and Language · Computer Science 2025-05-29 Juan Ren , Mark Dras , Usman Naseem

Recent advancements in Large Vision-Language Models (LVLMs) have shown groundbreaking capabilities across diverse multimodal tasks. However, these models remain vulnerable to adversarial jailbreak attacks, where adversaries craft subtle…

Cryptography and Security · Computer Science 2026-01-23 Jiwei Guan , Haibo Jin , Haohan Wang

Recently, driven by advancements in Multimodal Large Language Models (MLLMs), Vision Language Action Models (VLAMs) are being proposed to achieve better performance in open-vocabulary scenarios for robotic manipulation tasks. Since…

Computer Vision and Pattern Recognition · Computer Science 2025-11-06 Hao Cheng , Erjia Xiao , Yichi Wang , Chengyuan Yu , Mengshu Sun , Qiang Zhang , Jiahang Cao , Yijie Guo , Ning Liu , Kaidi Xu , Jize Zhang , Chao Shen , Philip Torr , Jindong Gu , Renjing Xu

The advent of Vision-Language Models (VLMs) in medical image analysis has the potential to help process multimodal inputs and increase performance over traditional inference methods. However, when considering the domain in which these…

Computer Vision and Pattern Recognition · Computer Science 2025-05-07 Sparsh Bansal , Mingyang Wu , Xin Wang , Shu Hu

The emergence of vision language models (VLMs) comes with increased safety concerns, as the incorporation of multiple modalities heightens vulnerability to attacks. Although VLMs can be built upon LLMs that have textual safety alignment, it…

Cryptography and Security · Computer Science 2025-02-18 Qin Liu , Fei Wang , Chaowei Xiao , Muhao Chen

This work focuses on the potential of Vision LLMs (VLLMs) in visual reasoning. Different from prior studies, we shift our focus from evaluating standard performance to introducing a comprehensive safety evaluation suite, covering both…

Computer Vision and Pattern Recognition · Computer Science 2023-11-28 Haoqin Tu , Chenhang Cui , Zijun Wang , Yiyang Zhou , Bingchen Zhao , Junlin Han , Wangchunshu Zhou , Huaxiu Yao , Cihang Xie

With the advent and widespread deployment of Multimodal Large Language Models (MLLMs), ensuring their safety has become increasingly critical. To achieve this objective, it requires us to proactively discover the vulnerability of MLLMs by…

Cryptography and Security · Computer Science 2024-06-13 Siyuan Ma , Weidi Luo , Yu Wang , Xiaogeng Liu

The vulnerability of Vision Large Language Models (VLLMs) to jailbreak attacks appears as no surprise. However, recent defense mechanisms against these attacks have reached near-saturation performance on benchmark evaluations, often with…

Cryptography and Security · Computer Science 2025-03-07 Yangyang Guo , Fangkai Jiao , Liqiang Nie , Mohan Kankanhalli

Modern Vision-Language Models (VLMs) exhibit unprecedented capabilities in cross-modal semantic understanding between visual and textual modalities. Given the intrinsic need for multi-modal integration in clinical applications, VLMs have…

Image and Video Processing · Electrical Eng. & Systems 2025-06-24 Haoneng Lin , Cheng Xu , Jing Qin

Vision-Language Models (VLMs) have achieved remarkable success, yet their reliance on massive datasets and unintended memorization of training data raise significant data security risk. Membership Inference Attacks (MIAs) aim to assess…

Computer Vision and Pattern Recognition · Computer Science 2026-05-19 Jiaqing Li , Yajuan Lu , Xiaochuan Shi , Gang Wu , ZhongYuan Wang , Chao Liang

Large Vision-Language Models (VLMs) have revolutionized computer vision, enabling tasks such as image classification, captioning, and visual question answering. However, they remain highly vulnerable to adversarial attacks, particularly in…

Computer Vision and Pattern Recognition · Computer Science 2026-05-04 Atharv Mittal , Agam Pandey , Amritanshu Tiwari , Sukrit Jindal , Swadesh Swain

This paper provides a systematic survey of jailbreak attacks and defenses on Large Language Models (LLMs) and Vision-Language Models (VLMs), emphasizing that jailbreak vulnerabilities stem from structural factors such as incomplete training…

Cryptography and Security · Computer Science 2026-01-08 Zejian Chen , Chaozhuo Li , Chao Li , Xi Zhang , Litian Zhang , Yiming He

Vision-Large-Language-Models (Vision-LLMs) are increasingly being integrated into autonomous driving (AD) systems due to their advanced visual-language reasoning capabilities, targeting the perception, prediction, planning, and control…

Computer Vision and Pattern Recognition · Computer Science 2024-05-24 Nhat Chung , Sensen Gao , Tuan-Anh Vu , Jie Zhang , Aishan Liu , Yun Lin , Jin Song Dong , Qing Guo