{"slug": "microsoft-execution-containers-are-ga-sandbox-your-ai-agents-now", "title": "Microsoft Execution Containers Are GA: Sandbox Your AI Agents Now", "summary": "Microsoft released Microsoft Execution Containers (MXC) to general availability on October 7, 2026, offering a sandbox for AI agents. The release follows a month of agent security failures: GitSpawn let untrusted git repositories execute code inside Claude Code, Codex, Cursor and Grok while bypassing sandboxes and approval dialogs, a compromised LiteLLM release reached an estimated 23 million weekly downloads before PyPI quarantined it, and 82% of enterprises found unauthorized AI agents running in their environments.", "body_md": "October 2026 has been a rough month for AI agent security. GitSpawn let untrusted git repos silently execute code inside Claude Code, Codex, Cursor, and Grok — bypassing both sandboxes and approval dialogs entirely. A compromised LiteLLM release hit an estimated 23 million weekly downloads before PyPI quarantined it. And 82% of enterprises discovered AI agents running in their environment that nobody had authorized. If you’re still relying on your agent to police itself, October 2026 is your wake-up call. Microsoft’s answer — Microsoft Execution Containers (MXC) — went generally available on October 7. The premise is simple: an agent […]\n\nThe post", "url": "https://wpnews.pro/news/microsoft-execution-containers-are-ga-sandbox-your-ai-agents-now", "canonical_source": "https://byteiota.com/microsoft-execution-containers-are-ga-sandbox-your-ai-agents-now/", "published_at": "2026-10-24 04:07:27+00:00", "updated_at": "2026-10-24 04:10:55.166375+00:00", "lang": "en", "topics": ["ai-agents", "ai-safety", "ai-tools", "developer-tools"], "entities": ["Microsoft", "Microsoft Execution Containers", "GitSpawn", "Claude Code", "Codex", "Cursor", "Grok", "LiteLLM"], "also_reported_by": [], "alternates": {"html": "https://wpnews.pro/news/microsoft-execution-containers-are-ga-sandbox-your-ai-agents-now", "markdown": "https://wpnews.pro/news/microsoft-execution-containers-are-ga-sandbox-your-ai-agents-now.md", "text": "https://wpnews.pro/news/microsoft-execution-containers-are-ga-sandbox-your-ai-agents-now.txt", "jsonld": "https://wpnews.pro/news/microsoft-execution-containers-are-ga-sandbox-your-ai-agents-now.jsonld"}}