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New research questions effectiveness of prompt-injection attacks on RAG systems

Recent research indicates that prompt-injection attacks on RAG systems may be less effective than previously thought. Studies re-evaluating these attacks in realistic RAG pipelines, which include retrieval and reranking stages, found that many gradient-based and instruction override attacks fail before reaching the generator. LLM-driven prompt injections remain effective, but even these are easily detectable with lightweight defenses. Furthermore, new benchmarks like LivePI are being developed to more realistically assess indirect prompt injection risks across various input surfaces and malicious goals, with success rates varying by model and attack vector. AI

IMPACT New benchmarks and research findings highlight the evolving landscape of AI security, emphasizing the need for robust defenses against sophisticated prompt-injection attacks in RAG systems and AI agents.

RANK_REASON The cluster consists of multiple academic papers detailing research into prompt injection attacks and defenses in AI systems.

Read on Hugging Face Daily Papers →

AI-generated summary · Google Gemini · from 6 sources. How we write summaries →

New research questions effectiveness of prompt-injection attacks on RAG systems

COVERAGE [6]

  1. arXiv cs.IR (Information Retrieval) TIER_1 English(EN) · Guido Zuccon ·

    Can It Reach the Generator? Investigating the Survival of Prompt-Injection Attacks in Realistic RAG Settings

    Recent generative engine optimisation (GEO) research has shown that prompt-injection attacks can push a target product to the top of an LLM's recommendation list, with the strongest attacks reporting around $80\%$ success and raising serious security concerns about RAG-based reco…

  2. arXiv cs.IR (Information Retrieval) TIER_1 English(EN) · Guido Zuccon ·

    Can It Reach the Generator? Investigating the Survival of Prompt-Injection Attacks in Realistic RAG Settings

    Recent generative engine optimisation (GEO) research has shown that prompt-injection attacks can push a target product to the top of an LLM's recommendation list, with the strongest attacks reporting around $80\%$ success and raising serious security concerns about RAG-based reco…

  3. arXiv cs.AI TIER_1 English(EN) · Lei Zhao, Abhay Bhaskar, Edgar Dobriban ·

    LivePI: More Realistic Benchmarking of Agents Against Indirect Prompt Injection

    arXiv:2605.17986v2 Announce Type: replace-cross Abstract: AI agents such as OpenClaw are increasingly deployed in local workflows with access to external tools. This creates indirect prompt-injection (IPI) risk: an agent may execute harmful instructions embedded in untrusted inpu…

  4. arXiv cs.LG TIER_1 English(EN) · Zixuan Chen, Jiaxiang Chen, Li Luo, Ke Xu, Xiaoxiang Huang, Tanfeng Sun, Xinghao Jiang ·

    IterInject: Indirect Prompt Injection Against LLM Agents via Feedback-Guided Iterative Optimization

    arXiv:2605.24659v1 Announce Type: new Abstract: LLM-based agents are increasingly deployed for complex tasks requiring planning, tool use, and interaction with external services. Their reliance on untrusted external content exposes them to indirect prompt injection (IPI), in whic…

  5. Hugging Face Daily Papers TIER_1 English(EN) ·

    LivePI: More Realistic Benchmarking of Agents Against Indirect Prompt Injectio

    AI agents such as OpenClaw are increasingly deployed in local workflows with access to external tools. This creates indirect prompt-injection (IPI) risk: an agent may execute harmful instructions embedded in untrusted inputs such as email, downloaded files, webpages, repositories…

  6. dev.to — LLM tag TIER_1 English(EN) · Mustafa ERBAY ·

    AI Prompt Injection Defense: Building Effective Strategies in 5 Steps

    <p>This morning, while working on an LLM integration in my own financial analysis tool, I encountered an unintended response. While expecting a simple data query, the model spilled out a text explaining my system configuration. At first, I thought it was a bug, but upon closer in…