{"generated_at":"2026-08-08T12:20:51+00:00","item":{"added_at":"2026-03-31T20:15:54.233000+00:00","analysis_method":"capability_triage","category":"Desktop Extension","description":"This extension allows Claude to interact with your local filesystem, enabling it to read and write files directly. This can be useful for tasks such as file ...","did":"ant-dir-ant-anthropic-filesystem","homepage_url":"","icon":"https://claude.ai/api/dxt/extensions/ant.dir.ant.anthropic.filesystem/versions/0.2.2/icon.png","id":"ant.dir.ant.anthropic.filesystem","installs":8303383,"last_scanned":"","license":"MIT","long_description":"This extension allows Claude to interact with your local filesystem, enabling it to read and write files directly. This can be useful for tasks such as file management, data processing, and automation of repetitive tasks. The extension provides a set of tools that can be used to navigate directories, read file contents, and write new files or modify existing ones.\n\nUnderneath the hood, it uses @modelcontextprotocol/server-filesystem.","name":"Filesystem","plutonium_url":"https://plutonium.pluto.security/detail.html?planet=claudesec&did=ant-dir-ant-anthropic-filesystem&utm_source=plutonium_analysis_skill&utm_medium=claude_skill&utm_campaign=connector_risk_assessment","publisher":"Anthropic","publisher_url":"https://www.claude.ai","repository_url":"https://github.com/modelcontextprotocol/servers","risk":"medium","risk_severity":"medium","security_risks":[{"description":"This connector can read data the connected service holds about you - documents, messages, contact lists, source code, customer records, or saved profile details - and pass it back to the AI.","evidence":"Connector has 11 tools; permissions on claude.ai/directory: \"unknown\". Data flows out of the connected service into the model.","remediation":{"block_tool_categories":[],"steps":["Connect using an account that only has access to the information you actually want Claude to read - not your main admin login.","When you grant access, pick the smallest set of folders, mailboxes, or channels possible.","Check the connector's activity log every so often to make sure nothing unexpected is being read."]},"risk_type":"reads_private_data","severity":"medium","title":"Reads your private information"},{"description":"This connector can edit, rename, overwrite, or otherwise modify records in the connected service. If a request gets manipulated, your data could be altered without you noticing.","evidence":"4 state change tools on this connector - e.g. write_file, edit_file, create_directory, move_file.","remediation":{"block_tool_categories":["state_change"],"steps":["Try the connector on a test account first to see what it changes before letting it touch your real records.","Where the connected service supports it, give Claude read-only access and only allow writes for the specific things you need updated.","In the tools list below, turn off any tool you don't actively need - the ones tagged Block are the most important to disable."]},"risk_type":"modifies_data","severity":"medium","title":"Can change or update your information"}],"signature_status":"unsigned","source_code_reviewed":true,"tags":["anthropic_built","reads_private_data","filesystem_access"],"tools":[{"description":"","name":"read_file"},{"description":"","name":"read_multiple_files"},{"description":"","name":"write_file","risk":{"category":"state_change","level":"medium","recommendation":"Allow only for low-stakes resources; require approval for production data changes.","why":"Creates, modifies, or uploads data on the connected service. Hijacking the tool can pollute records, plant content, or create rogue resources that bill the user."}},{"description":"","name":"edit_file","risk":{"category":"state_change","level":"medium","recommendation":"Allow only for low-stakes resources; require approval for production data changes.","why":"Creates, modifies, or uploads data on the connected service. Hijacking the tool can pollute records, plant content, or create rogue resources that bill the user."}},{"description":"","name":"create_directory","risk":{"category":"state_change","level":"medium","recommendation":"Allow only for low-stakes resources; require approval for production data changes.","why":"Creates, modifies, or uploads data on the connected service. Hijacking the tool can pollute records, plant content, or create rogue resources that bill the user."}},{"description":"","name":"list_directory"},{"description":"","name":"directory_tree"},{"description":"","name":"move_file","risk":{"category":"state_change","level":"medium","recommendation":"Allow only for low-stakes resources; require approval for production data changes.","why":"Creates, modifies, or uploads data on the connected service. Hijacking the tool can pollute records, plant content, or create rogue resources that bill the user."}},{"description":"","name":"search_files"},{"description":"","name":"get_file_info"},{"description":"","name":"list_allowed_directories"}],"tools_count":11,"type":"desktop_extension","url":"","uuid":"b88da0b2-d9af-5da1-bfa2-4dbdbaa29646","version":"0.2.2"},"query_key":"filesystem","schema_version":1,"status":"match"}