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Related papers: Typographic Attacks in a Multi-Image Setting

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Machine learning models are prone to adversarial attacks, where inputs can be manipulated in order to cause misclassifications. While previous research has focused on techniques like Generative Adversarial Networks (GANs), there's limited…

Cryptography and Security · Computer Science 2024-11-08 Langalibalele Lunga , Suhas Sreehari

Typographic prompt injection exploits vision language models' (VLMs) ability to read text rendered in images, posing a growing threat as VLMs power autonomous agents. Prior work typically focus on maximizing attack success rate (ASR) but…

Computer Vision and Pattern Recognition · Computer Science 2026-04-29 Ravikumar Balakrishnan , Sanket Mendapara

Large language models (LLMs) employ safety mechanisms to prevent harmful outputs, yet these defenses primarily rely on semantic pattern matching. We show that encoding harmful prompts as coherent mathematical problems -- using formalisms…

Cryptography and Security · Computer Science 2026-05-06 Haoyu Zhang , Mohammad Zandsalimy , Shanu Sushmita

Recent advances in instruction tuning have led to the development of State-of-the-Art Large Multimodal Models (LMMs). Given the novelty of these models, the impact of visual adversarial attacks on LMMs has not been thoroughly examined. We…

Computer Vision and Pattern Recognition · Computer Science 2023-12-11 Xuanming Cui , Alejandro Aparcedo , Young Kyun Jang , Ser-Nam Lim

Vision Large Language Models (VLLMs) are increasingly deployed to offer advanced capabilities on inputs comprising both text and images. While prior research has shown that adversarial attacks can transfer from open-source to proprietary…

Computer Vision and Pattern Recognition · Computer Science 2025-05-05 Kai Hu , Weichen Yu , Li Zhang , Alexander Robey , Andy Zou , Chengming Xu , Haoqi Hu , Matt Fredrikson

The objective in this paper is to improve the performance of text-to-image retrieval. To this end, we introduce a new framework that can boost the performance of large-scale pre-trained vision-language models, so that they can be used for…

Computer Vision and Pattern Recognition · Computer Science 2025-10-21 Guanqi Zhan , Yuanpei Liu , Kai Han , Weidi Xie , Andrew Zisserman

We explore visual prompt injection (VPI) that maliciously exploits the ability of large vision-language models (LVLMs) to follow instructions drawn onto the input image. We propose a new VPI method, "goal hijacking via visual prompt…

Computation and Language · Computer Science 2024-08-08 Subaru Kimura , Ryota Tanaka , Shumpei Miyawaki , Jun Suzuki , Keisuke Sakaguchi

Recent advancements in Large Language Models (LLMs) have sparked widespread concerns about their safety. Recent work demonstrates that safety alignment of LLMs can be easily removed by fine-tuning with a few adversarially chosen…

Computation and Language · Computer Science 2025-03-03 Samuele Poppi , Zheng-Xin Yong , Yifei He , Bobbie Chern , Han Zhao , Aobo Yang , Jianfeng Chi

Multimodal large language models (MLLMs), which bridge the gap between audio-visual and natural language processing, achieve state-of-the-art performance on several audio-visual tasks. Despite the superior performance of MLLMs, the scarcity…

Cryptography and Security · Computer Science 2025-06-16 Jinming Wen , Xinyi Wu , Shuai Zhao , Yanhao Jia , Yuwen Li

Compared with Large Language Models (LLMs), Large Vision-Language Models (LVLMs) can also accept images as input, thus showcasing more interesting emergent capabilities and demonstrating impressive performance on various vision-language…

Computer Vision and Pattern Recognition · Computer Science 2024-09-26 Runpeng Yu , Weihao Yu , Xinchao Wang

With the rapid development of generative models, detecting generated fake images to prevent their malicious use has become a critical issue recently. Existing methods frame this challenge as a naive binary image classification task.…

Computer Vision and Pattern Recognition · Computer Science 2025-11-04 Daichi Zhang , Tong Zhang , Jianmin Bao , Shiming Ge , Sabine Süsstrunk

Large Vision-Language Models (LVLMs) rely on attention-based retrieval of safety instructions to maintain alignment during generation. Existing attacks typically optimize image perturbations to maximize harmful output likelihood, but suffer…

Computer Vision and Pattern Recognition · Computer Science 2026-04-14 Jingru Li , Wei Ren , Tianqing Zhu

Laboratories are prone to severe injuries from minor unsafe actions, yet continuous safety monitoring -- beyond mandatory pre-lab safety training -- is limited by human availability. Vision language models (VLMs) offer promise for…

Computer Vision and Pattern Recognition · Computer Science 2026-02-03 Trishna Chakraborty , Udita Ghosh , Aldair Ernesto Gongora , Ruben Glatt , Yue Dong , Jiachen Li , Amit K. Roy-Chowdhury , Chengyu Song

Vision-Language Models (VLMs) are increasingly susceptible to sophisticated adversarial attacks, including adaptive strategies specifically designed to bypass existing defenses. To address this vulnerability, we propose MirrorCheck, a…

Computer Vision and Pattern Recognition · Computer Science 2026-05-26 Samar Fares , Klea Ziu , Toluwani Aremu , Nikita Durasov , Martin Takáč , Pascal Fua , Ivan Laptev , Karthik Nandakumar

Text-to-image diffusion models (T2I DMs) have achieved remarkable success in generating high-quality and diverse images from text prompts, yet recent studies have revealed their vulnerability to backdoor attacks. Existing attack methods…

Cryptography and Security · Computer Science 2025-08-05 Haoran Dai , Jiawen Wang , Ruo Yang , Manali Sharma , Zhonghao Liao , Yuan Hong , Binghui Wang

Vision-language models like CLIP have shown impressive capabilities in aligning images and text, but they often struggle with lengthy and detailed text descriptions because of their training focus on short and concise captions. We present…

Computer Vision and Pattern Recognition · Computer Science 2025-03-26 Hyungyu Choi , Young Kyun Jang , Chanho Eom

Visual-Language Pre-training (VLP) models have achieved significant performance across various downstream tasks. However, they remain vulnerable to adversarial examples. While prior efforts focus on improving the adversarial transferability…

Computer Vision and Pattern Recognition · Computer Science 2025-11-04 Xin Liu , Aoyang Zhou , Aoyang Zhou

Vision-language models (VLMs) have recently shown remarkable capabilities in visual understanding and generation, but remain vulnerable to adversarial manipulations of visual content. Prior object-hiding attacks primarily rely on…

Cryptography and Security · Computer Science 2026-03-18 Amira Guesmi , Muhammad Shafique

Morphing attack detection has become an essential component of face recognition systems for ensuring a reliable verification scenario. In this paper, we present a multimodal learning approach that can provide a textual description of…

Computer Vision and Pattern Recognition · Computer Science 2025-08-15 Sushrut Patwardhan , Raghavendra Ramachandra , Sushma Venkatesh

Video recognition systems are vulnerable to adversarial examples. Recent studies show that style transfer-based and patch-based unrestricted perturbations can effectively improve attack efficiency. These attacks, however, face two main…

Computer Vision and Pattern Recognition · Computer Science 2024-04-02 Yuxin Cao , Ziyu Zhao , Xi Xiao , Derui Wang , Minhui Xue , Jin Lu
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