{"generated_at":"2026-08-17T10:36:11+00:00","item":{"added_at":"2026-03-18","analysis_method":"capability_triage","category":"Web Connector","description":"Connect Google Calendar to Claude to view your schedule, manage events, and coordinate meetings. Claude can search your calendar for events, check your avail...","did":"com-googleapis-calendarmcp-google-calendar","homepage_url":"","icon":"https://cloud.google.com/favicon.ico","id":"com.googleapis.calendarmcp/google-calendar","installs":0,"last_scanned":"","license":"","long_description":"Connect Google Calendar to Claude to view your schedule, manage events, and coordinate meetings. Claude can search your calendar for events, check your availability, find free time slots, create and update events, respond to invitations, and help you prepare for meetings. Useful for understanding what's coming up, scheduling new meetings by finding mutual availability, managing your calendar by creating or updating events, coordinating schedules across multiple people, or ...","name":"Google Calendar","plutonium_url":"https://plutonium.pluto.security/detail.html?planet=claudesec&did=com-googleapis-calendarmcp-google-calendar&utm_source=plutonium_analysis_skill&utm_medium=claude_skill&utm_campaign=connector_risk_assessment","publisher":"Google","publisher_url":"https://cloud.google.com","repository_url":"","risk":"high","risk_severity":"high","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 8 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":"2 state change tools on this connector - e.g. create_event, update_event.","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"},{"description":"This connector can erase records, files, or accounts. Once deleted the data may be unrecoverable - even an accidental request can cause permanent loss.","evidence":"1 destructive tool on this connector - e.g. delete_event.","remediation":{"block_tool_categories":["destructive"],"steps":["In the tools list below, turn off any tool tagged Block - most workflows don't need Claude to delete anything.","If you really do need deletion, use a login that doesn't have delete permission and have a person handle removals manually.","Make sure the connected service has a trash / recycle bin enabled so accidental deletes can be recovered."]},"risk_type":"deletes_data","severity":"high","title":"Can permanently delete data"},{"description":"Anything you share with this connector flows through one or more third-party services. Those companies see, store, and may use the data according to their own policies.","evidence":"Server runs at a vendor-hosted endpoint; queries and responses pass through the publisher's infrastructure.","remediation":{"block_tool_categories":[],"steps":["Treat anything you tell this connector as if you sent it directly to the third-party company - because you did.","Check how long that company keeps your data and how to delete it.","Avoid putting health info, customer names, or payment details into this connector unless you have a written agreement with that company."]},"risk_type":"forwards_data_to_third_party","severity":"low","title":"Sends your data to outside companies"}],"signature_status":"unknown","source_code_reviewed":false,"tags":["network_access","reads_private_data","database_access","deletes_data"],"tools":[{"description":"Create a new event on a specified Google Calendar with details like time, attendees, and description.","name":"create_event","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":"Delete an existing event from a Google Calendar by its event ID.","name":"delete_event","risk":{"category":"destructive","level":"high","recommendation":"Block by default. Only enable for read-only or sandbox accounts; require explicit human confirmation for any destructive action.","why":"Irreversibly removes data or resources. A prompt-injection or mistaken instruction could destroy production data with no recovery path."}},{"description":"Query free/busy information across calendars to find available time slots for scheduling.","name":"find_free_time"},{"description":"Retrieve full details of a single calendar event by its event ID.","name":"get_event"},{"description":"List all Google Calendars accessible to the authenticated user.","name":"list_calendars"},{"description":"List events from a specified calendar, optionally filtered by time range or query.","name":"list_events"},{"description":"Respond to a calendar event invitation by accepting, declining, or marking as tentative.","name":"respond_to_event"},{"description":"Update fields of an existing calendar event such as time, location, attendees, or description.","name":"update_event","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."}}],"tools_count":8,"type":"web_connector","url":"https://claude.ai/directory/2a838eaa-f7b4-4bc2-bd47-c326f3c813c5","uuid":"2b75958b-f8e4-5a01-b2f8-a6c56ccb7619","version":""},"query_key":"google google calendar","schema_version":1,"status":"match"}