MetaCascade: End-to-End Attacks on Agent Skills via Metadata-Only Poisoning

Reported by arXiv cs.CR (Junhao Wen, Ping Deng, Qizhi Chen, Junchen Li, Shuang Liang)

Summary by Cyber Security News14 Oct 2026, 06:00 CET

About this summary. This is a short excerpt from the description that arXiv cs.CR published with its article. Cyber Security News did not report or verify the underlying story. Read the original: https://arxiv.org/abs/2610.14836

arXiv:2610.14836v1 Announce Type: new Abstract: As a key extension mechanism for agent systems, Agent Skills package specialized capabilities for reuse by LLM agents. An agent first retrieves candidate skills based on skill documentation and then relies on their metadata to make the final selection.

Read the full article at arXiv cs.CR →

Source attribution: headline and facts are from arXiv cs.CR (arxiv.org). Summary method: excerpt of the source description. See our source attribution policy.

Related coverage

🏴☠️ Thegentlemen has just published a new victim : RedBlink Technologies

When File Ingestion Misleads Language Models: Measuring and Mitigating Divergences in Office Documents

A Hybrid Approach for Automated Security Pattern Recovery

Enforcing Accountable Disclosure in Confidential AI

KVGuard: A KV Cache Safety Checker for LLM Serving Systems

Beyond the Landing Page: Website Blocking, Tracker Visibility, and Human Alignment in Automated Web Crawls