429 results in 94ms
Paper 2512.23128v1

It's a TRAP! Task-Redirecting Agent Persuasion Benchmark for Web Agents

professional networking. Their reliance on dynamic web content, however, makes them vulnerable to prompt injection attacks: adversarial instructions hidden in interface elements that persuade the agent to divert from

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Paper 2602.05484v1

Clouding the Mirror: Stealthy Prompt Injection Attacks Targeting LLM-based Phishing Detection

phishing site. While these approaches are promising, LLMs are inherently vulnerable to prompt injection (PI). Because attackers can fully control various elements of phishing sites, this creates the potential

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Paper 2512.23557v1

Toward Trustworthy Agentic AI: A Multimodal Framework for Preventing Prompt Injection Attacks

GraphChain. Nevertheless, this agentic environment increases the probability of the occurrence of multimodal prompt injection (PI) attacks, in which concealed or malicious instructions carried in text, pictures, metadata, or agent

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Paper 2510.09462v2

Adaptive Attacks on Trusted Monitors Subvert AI Control Protocols

simple adaptive attack vector by which the attacker embeds publicly known or zero-shot prompt injections in the model outputs. Using this tactic, frontier models consistently evade diverse monitors

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Paper 2602.07398v1

AgentSys: Secure and Dynamic LLM Agents Through Explicit Hierarchical Memory Management

Indirect prompt injection threatens LLM agents by embedding malicious instructions in external content, enabling unauthorized actions and data theft. LLM agents maintain working memory through their context window, which stores

medium relevance attack
Paper 2602.05066v2

Bypassing AI Control Protocols via Agent-as-a-Proxy Attacks

agents automate critical workloads, they remain vulnerable to indirect prompt injection (IPI) attacks. Current defenses rely on monitoring protocols that jointly evaluate an agent's Chain-of-Thought

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Paper 2604.24542v1

Layerwise Convergence Fingerprints for Runtime Misbehavior Detection in Large Language Models

cannot anticipate: training-time backdoors lie dormant until triggered, jailbreaks subvert safety alignment, and prompt injections override the deployer's instructions. Existing runtime defenses address these threats

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Paper 2606.09563v1

PRISM: Recovering Instruction Sets from Language Model Activations

difficult when models infer unintended subgoals, follow contextual cues, or are influenced by prompt injections and hidden objectives. While activation-to-language methods suggest that hidden states can reveal natural

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Paper 2604.24020v1

Poster: ClawdGo: Endogenous Security Awareness Training for Autonomous AI Agents

Autonomous AI agents deployed on platforms such as OpenClaw face prompt injection, memory poisoning, supply-chain attacks, and social engineering, yet existing defences address only the platform perimeter, leaving

medium relevance survey
Paper 2603.07191v2

Governance Architecture for Autonomous Agent Systems: Threats, Framework, and Engineering Practice

Autonomous agents powered by large language models introduce a class of execution-layer vulnerabilities -- prompt injection, retrieval poisoning, and uncontrolled tool invocation -- that existing guardrails fail to address systematically

medium relevance benchmark
Paper 2602.11416v1

Optimizing Agent Planning for Security and Autonomy

Indirect prompt injection attacks threaten AI agents that execute consequential actions, motivating deterministic system-level defenses. Such defenses can provably block unsafe actions by enforcing confidentiality and integrity policies

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Paper 2601.17549v1

Breaking the Protocol: Security Analysis of the Model Context Protocol Specification and Prompt Injection Vulnerabilities in Tool-Integrated LLM Agents

servers to claim arbitrary permissions, (2) bidirectional sampling without origin authentication enabling server-side prompt injection, and (3) implicit trust propagation in multi-server configurations. We implement \textsc{MCPBench

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Paper 2512.04785v1

ASTRIDE: A Security Threat Modeling Platform for Agentic-AI Applications

large language models (LLMs). However, these systems introduce novel and evolving security challenges, including prompt injection attacks, context poisoning, model manipulation, and opaque agent-to-agent communication, that

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Paper 2510.11837v1

Countermind: A Multi-Layered Security Architecture for Large Language Models

Large Language Model (LLM) applications is fundamentally challenged by "form-first" attacks like prompt injection and jailbreaking, where malicious instructions are embedded within user inputs. Conventional defenses, which rely

medium relevance benchmark
Paper 2606.19588v1

Analyzing the Narration Gap in LLM-Solver Loops

loop as a verified decision procedure. We further evaluate five open-sourced models under prompt injection, and we find certificate gating makes the solver verdict sound, while an adversary

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Paper 2605.29737v1

Minimal Prompt Perturbations Lead to Code Vulnerabilities: Prompt Fragility and Hidden-State Signals in Coding LLMs

These results show that the threat model for LLM-assisted coding extends beyond prompt injection to ordinary prompt variation, and indicate that input-handling flaws can be caught before generation

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Paper 2604.18658v1

Owner-Harm: A Missing Threat Model for AI Agent Safety

criminal harm) yet only 14.8% (4/27; 95% CI: 5.9%-32.5%) on AgentDojo injection tasks (prompt-injection-mediated owner harm). A controlled generic-LLM baseline shows the gap is not inherent

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Paper 2603.20976v1

Detection of adversarial intent in Human-AI teams using LLMs

useful, it also exposes them to a broad range of attacks, including data poisoning, prompt injection, and even prompt engineering. Through these attack vectors, malicious actors can manipulate

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Paper 2510.24801v1

Fortytwo: Swarm Inference with Peer-Ranked Consensus

evaluation indicates higher accuracy and strong resilience to adversarial and noisy free-form prompting (e.g., prompt-injection degradation of only 0.12% versus 6.20% for a monolithic single-model baseline), while

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Paper 2606.18356v1

SafeClawBench: Separating Semantic, Audit-Evidence, and Sandbox Harm in Tool-Using LLM Agents

agent security with 600 controlled adversarial tasks across six attack families: direct and indirect prompt injection, tool-return injection, memory poisoning, memory extraction, and ambiguity-driven unsafe inference. SafeClawBench reports

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