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LMCache: falha crítica sem correção permite RCE

Cybersecurity

Uma vulnerabilidade crítica no LMCache, software de código aberto que acelera servidores de grandes modelos de linguagem (LLM) como o vLLM, permite que um atacante execute código no servidor de cache sem fazer login, e não há versão corrigida disponível.

Uma vulnerabilidade crítica no LMCache, software de código aberto que acelera servidores de grandes modelos de linguagem (LLM) como o vLLM, permite que um atacante execute código no servidor de cache sem fazer login, e não há versão corrigida disponível.

Em contexto

  • Tema: Ciberseguridad — Riesgo, identidad, respuesta a incidentes y cumplimiento.
  • Fonte: CISO Advisor
  • Publicado: 07/10/2026

Continuar lendo na fonte original →

Trecho publicado automaticamente pelo radar do site. O texto completo pertence ao veículo e está vinculado acima.

Why it matters

Most incidents that end up being expensive did not start with a sophisticated technique. They started with an account that should have been closed when somebody resigned, a server nobody knew was still on, or a broad permission granted to unblock someone that then stayed forever.

My way of reading these cases is to ask what failed in the process, not what failed in the machine. Behind nearly every incident there is a reasonable decision taken under pressure: granting a permission to unblock somebody, postponing an update because it was month-end. That is where the lesson lives.

What usually goes wrong

Where it usually breaks is response, not prevention. There are tools, there are alerts, and when something real happens nobody knows who decides to disconnect, who gets called first, or what the customer is told. Valuable hours get lost arguing about that while the problem grows.

What to watch

  • Whether initial access came from a legitimate account handled badly, which is the most frequent pattern.
  • What could be restored and how fast — a backup that was never tested does not count.
  • How it was communicated to customers and regulators, which is where reputational cost is decided.

How I read this entry

If this happened near an organisation I advise, the conversation I would force is not about tools. It is about the rehearsal. How many times the incident was simulated, who calls whom, what gets said to customers and when. A plan never rehearsed is not a plan, it is a document.

The original story is published in another language; the excerpt is quoted as the publisher delivers it and the commentary is written in English.
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