2025-06 · 2025-Q2
Anthropic Filesystem MCP Server "EscapeRoute"
Which agent, run, or tenant is this?
- Fixable
- Vendor patch
- Vendor response
- Patched
- In the wild
- No
- Actor
- Attacker
Target
Anthropic Filesystem MCP Server
Impact
Sandbox escape, arbitrary file access, root-level compromise possible
Root cause
Naive startswith path validation; no symlink validation
CVEs
Sources
Catalog
Cite this: AgentProv incident record: Anthropic Filesystem MCP Server "EscapeRoute" (2025-06). https://agentprov.com/incidents/2025-06-anthropic-filesystem-mcp-server-escaperoute
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