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Different from traditional task-specific vision models, recent large VLMs can readily adapt to different vision tasks by simply using different textual instructions, i.e., prompts. However, a well-known concern about traditional…

Computer Vision and Pattern Recognition · Computer Science 2024-03-18 Haochen Luo , Jindong Gu , Fengyuan Liu , Philip Torr

Vision-language pre-training (VLP) models are vulnerable to adversarial examples, particularly in black-box scenarios. Existing multimodal attacks often suffer from limited perturbation diversity and unstable multi-stage pipelines. To…

Computer Vision and Pattern Recognition · Computer Science 2026-01-21 Wutao Chen , Huaqin Zou , Chen Wan , Lifeng Huang

While neural machine translation (NMT) models achieve success in our daily lives, they show vulnerability to adversarial attacks. Despite being harmful, these attacks also offer benefits for interpreting and enhancing NMT models, thus…

Computation and Language · Computer Science 2024-09-10 Yanni Xue , Haojie Hao , Jiakai Wang , Qiang Sheng , Renshuai Tao , Yu Liang , Pu Feng , Xianglong Liu

Vision-Language (VL) pre-trained models have shown their superiority on many multimodal tasks. However, the adversarial robustness of such models has not been fully explored. Existing approaches mainly focus on exploring the adversarial…

Cryptography and Security · Computer Science 2024-02-07 Ziyi Yin , Muchao Ye , Tianrong Zhang , Tianyu Du , Jinguo Zhu , Han Liu , Jinghui Chen , Ting Wang , Fenglong Ma

Pre-trained vision-language models (VLMs) have showcased remarkable performance in image and natural language understanding, such as image captioning and response generation. As the practical applications of vision-language models become…

Computer Vision and Pattern Recognition · Computer Science 2024-11-26 Peng Xie , Yequan Bie , Jianda Mao , Yangqiu Song , Yang Wang , Hao Chen , Kani Chen

Vision-language models (VLMs) have significantly advanced autonomous driving (AD) by enhancing reasoning capabilities. However, these models remain highly vulnerable to adversarial attacks. While existing research has primarily focused on…

Computer Vision and Pattern Recognition · Computer Science 2026-04-22 Tianyuan Zhang , Lu Wang , Xinwei Zhang , Yitong Zhang , Boyi Jia , Siyuan Liang , Shengshan Hu , Qiang Fu , Aishan Liu , Xianglong Liu

Vision-language models (VLMs) seamlessly integrate visual and textual data to perform tasks such as image classification, caption generation, and visual question answering. However, adversarial images often struggle to deceive all prompts…

Multimedia · Computer Science 2024-06-21 Xikang Yang , Xuehai Tang , Fuqing Zhu , Jizhong Han , Songlin Hu

Vision-language pre-trained (VLP) models have been the foundation of numerous vision-language tasks. Given their prevalence, it becomes imperative to assess their adversarial robustness, especially when deploying them in security-crucial…

Computer Vision and Pattern Recognition · Computer Science 2024-05-12 Peng-Fei Zhang , Zi Huang , Guangdong Bai

Large Vision-Language Models (LVLMs) have transformed multi-modal understanding, excelling in tasks like image captioning and visual question answering by integrating visual and textual inputs. However, their robustness against adversarial…

Computer Vision and Pattern Recognition · Computer Science 2026-05-27 Xiang Fang , Wanlong Fang , Changshuo Wang

The rapid progress of Multi-Modal Large Language Models (MLLMs) has significantly advanced downstream applications. However, this progress also exposes serious transferable adversarial vulnerabilities. In general, existing adversarial…

Computer Vision and Pattern Recognition · Computer Science 2026-03-24 Yuanbo Li , Tianyang Xu , Cong Hu , Tao Zhou , Xiao-Jun Wu , Josef Kittler

Despite the substantial advancements in Vision-Language Pre-training (VLP) models, their susceptibility to adversarial attacks poses a significant challenge. Existing work rarely studies the transferability of attacks on VLP models,…

Computer Vision and Pattern Recognition · Computer Science 2024-07-09 Jiyuan Fu , Zhaoyu Chen , Kaixun Jiang , Haijing Guo , Jiafeng Wang , Shuyong Gao , Wenqiang Zhang

The rapid growth of deep learning has brought about powerful models that can handle various tasks, like identifying images and understanding language. However, adversarial attacks, an unnoticed alteration, can deceive models, leading to…

Computer Vision and Pattern Recognition · Computer Science 2025-11-18 Sampriti Soor , Alik Pramanick , Jothiprakash K , Arijit Sur

Large Vision-Language Models (VLMs) have achieved remarkable success in understanding complex real-world scenarios and supporting data-driven decision-making processes. However, VLMs exhibit significant vulnerability against adversarial…

Computer Vision and Pattern Recognition · Computer Science 2025-10-28 Xiaosen Wang , Shaokang Wang , Zhijin Ge , Yuyang Luo , Shudong Zhang

Vision-Language-Action (VLA) models have achieved revolutionary progress in robot learning, enabling robots to execute complex physical robot tasks from natural language instructions. Despite this progress, their adversarial robustness…

Computer Vision and Pattern Recognition · Computer Science 2025-10-16 Haochuan Xu , Yun Sing Koh , Shuhuai Huang , Zirun Zhou , Di Wang , Jun Sakuma , Jingfeng Zhang

In this paper, we introduce an enhanced textual adversarial attack method, known as Saliency Attention and Semantic Similarity driven adversarial Perturbation (SASSP). The proposed scheme is designed to improve the effectiveness of…

Cryptography and Security · Computer Science 2025-05-22 Hetvi Waghela , Jaydip Sen , Sneha Rakshit

Despite their promising performance across various natural language processing (NLP) tasks, current NLP systems are vulnerable to textual adversarial attacks. To defend against these attacks, most existing methods apply adversarial training…

Computation and Language · Computer Science 2023-07-06 Junjie Wu , Dit-Yan Yeung

Traditional adversarial attacks concentrate on manipulating clean examples in the pixel space by adding adversarial perturbations. By contrast, semantic adversarial attacks focus on changing semantic attributes of clean examples, such as…

Computer Vision and Pattern Recognition · Computer Science 2023-09-15 Chenan Wang , Jinhao Duan , Chaowei Xiao , Edward Kim , Matthew Stamm , Kaidi Xu

In recent years, Vision-Language-Action (VLA) models in embodied intelligence have developed rapidly. However, existing adversarial attack methods require costly end-to-end training and often generate noticeable perturbation patches. To…

Computer Vision and Pattern Recognition · Computer Science 2025-11-27 Naifu Zhang , Wei Tao , Xi Xiao , Qianpu Sun , Yuxin Zheng , Wentao Mo , Peiqiang Wang , Nan Zhang

In targeted adversarial attacks on vision models, the selection of the target label is a critical yet often overlooked determinant of attack success. This target label corresponds to the class that the attacker aims to force the model to…

Computer Vision and Pattern Recognition · Computer Science 2025-08-18 Katarzyna Filus , Jorge M. Cruz-Duarte

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