English
Related papers

Related papers: Typographic Attacks in a Multi-Image Setting

200 papers

Multimodal product retrieval systems in e-commerce platforms rely on effectively combining visual and textual signals to improve search relevance and user experience. However, vision-language models such as CLIP are vulnerable to…

Machine Learning · Computer Science 2025-11-10 Janet Jenq , Hongda Shen

Large Language Models (LLMs) remain vulnerable to jailbreak attacks that bypass their safety mechanisms. Existing attack methods are fixed or specifically tailored for certain models and cannot flexibly adjust attack strength, which is…

Cryptography and Security · Computer Science 2024-10-08 Yiting Dong , Guobin Shen , Dongcheng Zhao , Xiang He , Yi Zeng

Large Vision Language Models (LVLMs) demonstrate strong capabilities in multimodal reasoning and many real-world applications, such as visual question answering. However, LVLMs are highly vulnerable to jailbreaking attacks. This paper…

Artificial Intelligence · Computer Science 2025-11-19 Badhan Chandra Das , Md Tasnim Jawad , Md Jueal Mia , M. Hadi Amini , Yanzhao Wu

As real-world images come in varying sizes, the machine learning model is part of a larger system that includes an upstream image scaling algorithm. In this paper, we investigate the interplay between vulnerabilities of the image scaling…

Machine Learning · Computer Science 2022-06-22 Yue Gao , Ilia Shumailov , Kassem Fawaz

Are foundation models secure against malicious actors? In this work, we focus on the image input to a vision-language model (VLM). We discover image hijacks, adversarial images that control the behaviour of VLMs at inference time, and…

Machine Learning · Computer Science 2024-09-19 Luke Bailey , Euan Ong , Stuart Russell , Scott Emmons

Due to their multimodal capabilities, Vision-Language Models (VLMs) have found numerous impactful applications in real-world scenarios. However, recent studies have revealed that VLMs are vulnerable to image-based adversarial attacks.…

Machine Learning · Computer Science 2025-03-31 Jiaming Zhang , Junhong Ye , Xingjun Ma , Yige Li , Yunfan Yang , Yunhao Chen , Jitao Sang , Dit-Yan Yeung

Multimodal Large Language Models (MLLMs) integrate vision and text to power applications, but this integration introduces new vulnerabilities. We study Image-based Prompt Injection (IPI), a black-box attack in which adversarial instructions…

Computer Vision and Pattern Recognition · Computer Science 2026-03-05 Neha Nagaraja , Lan Zhang , Zhilong Wang , Bo Zhang , Pawan Patil

Recently, there has been a surge of interest in integrating vision into Large Language Models (LLMs), exemplified by Visual Language Models (VLMs) such as Flamingo and GPT-4. This paper sheds light on the security and safety implications of…

Cryptography and Security · Computer Science 2023-08-21 Xiangyu Qi , Kaixuan Huang , Ashwinee Panda , Peter Henderson , Mengdi Wang , Prateek Mittal

Vision-Language Models (VLMs) have achieved remarkable success in tasks such as image captioning and visual question answering (VQA). However, as their applications become increasingly widespread, recent studies have revealed that VLMs are…

Artificial Intelligence · Computer Science 2026-05-05 Ji Guo , Xiaolong Qin , Cencen Liu , Jielei Wang , Jierun Chen , Wenbo Jiang

Multimodal Large Language Models (MLLMs) extend text-only LLMs with visual reasoning, but also introduce new safety failure modes under visually grounded instructions. We study comic-template jailbreaks that embed harmful goals inside…

Cryptography and Security · Computer Science 2026-04-24 Rui Yang Tan , Yujia Hu , Roy Ka-Wei Lee

The CLIP (Contrastive Language-Image Pre-training) model and its variants are becoming the de facto backbone in many applications. However, training a CLIP model from hundreds of millions of image-text pairs can be prohibitively expensive.…

Computer Vision and Pattern Recognition · Computer Science 2023-05-10 Liangliang Cao , Bowen Zhang , Chen Chen , Yinfei Yang , Xianzhi Du , Wencong Zhang , Zhiyun Lu , Yantao Zheng

Adversarial attacks against Large Vision-Language Models (LVLMs) are crucial for exposing safety vulnerabilities in modern multimodal systems. Recent attacks based on input transformations, such as random cropping, suggest that spatially…

Computer Vision and Pattern Recognition · Computer Science 2026-02-05 Jaehyun Kwak , Nam Cao , Boryeong Cho , Segyu Lee , Sumyeong Ahn , Se-Young Yun

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

Recently, Large Multi-modal Models (LMMs) have demonstrated their ability to understand the visual contents of images given the instructions regarding the images. Built upon the Large Language Models (LLMs), LMMs also inherit their…

Artificial Intelligence · Computer Science 2024-05-14 Joonhyun Jeong

Large Vision-Language Models (LVLMs) signify a groundbreaking paradigm shift within the Artificial Intelligence (AI) community, extending beyond the capabilities of Large Language Models (LLMs) by assimilating additional modalities (e.g.,…

Cryptography and Security · Computer Science 2025-01-22 Yichen Gong , Delong Ran , Jinyuan Liu , Conglei Wang , Tianshuo Cong , Anyu Wang , Sisi Duan , Xiaoyun Wang

With the rapid advancement of Multimodal Large Language Models (MLLMs), a variety of benchmarks have been introduced to evaluate their capabilities. While most evaluations have focused on complex tasks such as scientific comprehension and…

Computer Vision and Pattern Recognition · Computer Science 2024-12-24 Huan Liu , Lingyu Xiao , Jiangjiang Liu , Xiaofan Li , Ze Feng , Sen Yang , Jingdong Wang

Multimodal contrastive learning methods like CLIP train on noisy and uncurated training datasets. This is cheaper than labeling datasets manually, and even improves out-of-distribution robustness. We show that this practice makes backdoor…

Machine Learning · Computer Science 2022-03-29 Nicholas Carlini , Andreas Terzis

Backdoor attacks significantly compromise the security of large language models by triggering them to output specific and controlled content. Currently, triggers for textual backdoor attacks fall into two categories: fixed-token triggers…

Cryptography and Security · Computer Science 2025-04-01 Jingyi Zheng , Tianyi Hu , Tianshuo Cong , Xinlei He

Recently, the powerful large language models (LLMs) have been instrumental in propelling the progress of recommender systems (RS). However, while these systems have flourished, their susceptibility to security threats has been largely…

Computation and Language · Computer Science 2024-06-06 Jinghao Zhang , Yuting Liu , Qiang Liu , Shu Wu , Guibing Guo , Liang Wang

Multi-modal Large Language Models (MLLMs) excel in vision-language tasks but remain vulnerable to visual adversarial perturbations that can induce hallucinations, manipulate responses, or bypass safety mechanisms. Existing methods seek to…

Computer Vision and Pattern Recognition · Computer Science 2025-02-04 Hashmat Shadab Malik , Fahad Shamshad , Muzammal Naseer , Karthik Nandakumar , Fahad Khan , Salman Khan