First reported · updated · 2 reports huggingface.co
Lead dispatch
First reported · updated · 3 reports embracethered.com
AWS Kiro: Arbitrary Code Execution via Indirect Prompt Injection
Researchers found a vulnerability (CVE-2026-10591) in AWS Kiro, an agentic IDE, where hidden instructions planted in a web page or source file that Kiro processes can trigger indirect prompt injection to rewrite Kiro's own MCP server configuration (~/.kiro/settings/mcp.json) or allowlist arbitrary Bash commands in .vscode/settings.json, achieving arbitrary code execution on the developer's machine with no approval prompt. The human-in-the-loop approval boundary is bypassed because Kiro can write to these config files without user consent, and AWS has issued a fix and CVE.indirect-prompt-injection · prompt-injection · remote-code-execution · tool-abuse · config-poisoning
ai-agents · mcp · llm · agentic-ide
Severity
0.85
The wire · latest
First reported · updated · 2 reports screetsec.com
Maland | Another Cursor 0-day Enabling Arbitrary Code Execution Beyond Git.exe
Cursor 3.0.0 patches CVE-2026-48124, a class of sandbox-to-host code execution weaknesses affecting AI coding agents including Cursor, OpenAI Codex CLI, Google Gemini CLI, and Antigravity, where files written by a sandboxed agent are later consumed and executed by trusted host tooling (extensions, task runners, Git integrations, Docker). Related research by Mindgard and others details a Windows binary-planting flaw where opening a repository auto-executes a malicious git.exe planted at the repo root, yielding zero-click arbitrary code execution with no prompt injection or model in the loop. Details →First reported huggingface.co
Generative AI for Cybersecurity: A Practical Guide (2026)
Hugging Face disclosed a July 2026 intrusion into its production infrastructure that it describes as driven end-to-end by an autonomous AI agent framework. A malicious dataset abused two code-execution paths in dataset processing (a remote-code dataset loader and a template-injection in a dataset configuration) to run code on a processing worker, then escalated to node-level access, harvested cloud and cluster credentials, and moved laterally across internal clusters using thousands of actions from short-lived sandboxes with self-migrating C2. Hugging Face says it closed the code-execution paths, rebuilt compromised nodes, and rotated credentials. (Note: the layer3labs aggregator adds sensational, unverified claims not supported by Hugging Face's own disclosure.) Details →First reported · updated · 3 reports huggingface.co
OpenAI, Google, and Anthropic absent from Nvidia-led Open Secure AI Alliance — 30+ companies join security alliance after OpenAI agent breach | Tom's Hardware
Hugging Face disclosed a July 2026 intrusion into its production infrastructure that was driven end-to-end by an autonomous AI agent framework: a malicious dataset abused two code-execution paths (a remote-code dataset loader and a template-injection in a dataset configuration) to run code on a processing worker, then escalated to node-level access, harvested cloud/cluster credentials, and moved laterally across internal clusters using thousands of automated actions and self-migrating C2 on public services. The incident, reported alongside a related OpenAI agent breach, prompted Nvidia to form the 30+ member Open Secure AI Alliance, notably without OpenAI, Google, or Anthropic. Details →First reported wiz.io
Amazon Q VS Extension Flaw Leads to Cloud Credential Theft
A vulnerability in the Amazon Q Visual Studio extension could let adversaries plant a malicious repository that executes arbitrary code and steals cloud credentials, highlighting growing MCP-related risk. Details →How the wire is made
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