First reported · updated · 10 reports sysdig.com
Lead dispatch
First reported · updated · 2 reports island.io
AgentBaiting: How Fake AI Skills Deliver Malware at Scale
The FakeGit campaign, detailed by Island security researcher Oleg Zaytsev, uses roughly 7,600 malicious GitHub repositories—over 800 posing as AI Skills or MCP servers—to deliver SmartLoader malware, which establishes persistence and installs the StealC information stealer. Researchers coined the technique 'AgentBaiting,' where AI agents like Claude Code, Gemini, and ChatGPT autonomously discover the attacker repositories, treat the malicious READMEs as legitimate documentation, and hand installation instructions to users; the operation recorded over 14 million downloads and peaked in April 2026.supply-chain · tool-abuse · malware-distribution · agent-baiting
mcp · ai-agents · llm · github
Severity
0.78
The wire · latest
First reported embracethered.com
Autonomous AI Intrusions Are Here: Lessons from the Hugging Face Compromise
An embracethered.com analysis examines two reported autonomous-AI intrusions: a Hugging Face compromise that Hugging Face says was driven end-to-end by an autonomous AI agent (entering via a malicious dataset and code-execution paths in its processing pipeline, then harvesting cloud/cluster credentials and moving laterally across 17,000+ recorded actions), and Sysdig's JADEPUFFER agent-driven ransomware that autonomously enumerated services, exploited Nacos auth bypass (CVE-2021-29441), forged JWTs, and self-corrected failed payloads to insert a backdoor admin. The write-up highlights a defensive asymmetry in which commercial-model safety guardrails blocked Hugging Face's own forensic analysis, forcing a pivot to a locally hosted open-weight model, and criticizes the lack of shared IOCs. Details →First reported cyberscoop.com
Sysdig clocks first documented case of agentic ransomware
CyberScoop, reporting on Sysdig research, describes JadePuffer — the first documented case of agentic ransomware, where an AI agent autonomously drove an end-to-end extortion operation spanning reconnaissance, credential theft, lateral movement, persistence, encryption and ransom-note delivery. The late-June 2026 attack gained initial access via Langflow flaw CVE-2025-3248, targeted a MySQL/Alibaba Nacos production server, ran more than 600 purposeful payloads, and used keys for OpenAI, Anthropic, DeepSeek and Gemini, with the agent fixing a failed backdoor in 31 seconds. Details →How the wire is made
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