ToolTrust
C27/100
cbcoutinho

nextcloud-mcp-server

mcp0.96.0

@cbcoutinho

Nextcloud MCP Server

By cbcoutinho | 55 findings | Scanned 6/3/2026 | tooltrust-scanner/v0.3.13 | 249

3 High18 Medium4 Low30 Info

Risk Summary

Needs Approval

Dep Visibility plus Excessive Permissions raises enough risk that this tool should not be auto-trusted.

Potential impact: This finding indicates the tool should be reviewed before it is trusted.

Recommended action: Keep this tool behind manual approval and avoid unattended runs until the risky capabilities are narrowed or removed.

Suggested policy: keep this tool behind manual approval, do not allow unattended runs, and re-scan after narrowing risky permissions.

Security Findings (55)

  • HighAS-002

    ⚠️Excessive Permissions ×3

    tool declares exec permission

    nextcloud_contacts_create_addressbook

    tool declares network permission

    nextcloud_notes_search_notesnextcloud_webdav_search_files

    Fix: Tool requests broad permissions (exec/fs/network). Validate input parameters using Enums where possible, and restrict file system operations to explicit allowed directories.

  • MediumAS-002

    ⚠️Excessive Permissions ×18

    tool declares fs permission

    nextcloud_calendar_create_eventnextcloud_calendar_delete_eventnextcloud_calendar_update_eventnextcloud_contacts_create_addressbooknextcloud_contacts_create_contactnextcloud_contacts_delete_addressbooknextcloud_contacts_delete_contactnextcloud_notes_create_notenextcloud_notes_delete_notenextcloud_notes_update_notenextcloud_tables_delete_rownextcloud_tables_update_rownextcloud_webdav_create_directorynextcloud_webdav_delete_resourcenextcloud_webdav_list_directorynextcloud_webdav_read_filenextcloud_webdav_search_filesnextcloud_webdav_write_file

    Fix: Tool requests broad permissions (exec/fs/network). Validate input parameters using Enums where possible, and restrict file system operations to explicit allowed directories.

  • LowAS-011

    ℹ️Missing Rate-Limit / Timeout ×3

    tool performs network or execution operations but declares no rate-limit, timeout, or retry configuration

    nextcloud_contacts_create_addressbooknextcloud_notes_search_notesnextcloud_webdav_search_files

    Fix: Declare explicit rate-limit, timeout, and retry configuration for all network and execution tools. Implement exponential back-off and surface resource state to the calling agent.

  • LowAS-002

    ⚠️Excessive Permissions

    nextcloud_webdav_search_files:input schema exposes 11 properties (threshold: 10)

    Fix: Tool requests broad permissions (exec/fs/network). Validate input parameters using Enums where possible, and restrict file system operations to explicit allowed directories.

  • InfoAS-014

    ℹ️Dependency Inventory Unavailable ×30

    Tool did not expose metadata.dependencies or repo_url, so supply-chain coverage is limited.

    nextcloud_calendar_create_eventnextcloud_calendar_delete_eventnextcloud_calendar_get_eventnextcloud_calendar_list_calendarsnextcloud_calendar_list_eventsnextcloud_calendar_update_eventnextcloud_contacts_create_addressbooknextcloud_contacts_create_contactnextcloud_contacts_delete_addressbooknextcloud_contacts_delete_contactnextcloud_contacts_list_addressbooksnextcloud_contacts_list_contactsnextcloud_hellonextcloud_notes_append_contentnextcloud_notes_create_notenextcloud_notes_delete_notenextcloud_notes_search_notesnextcloud_notes_update_notenextcloud_tables_delete_rownextcloud_tables_get_schemanextcloud_tables_insert_rownextcloud_tables_list_tablesnextcloud_tables_read_tablenextcloud_tables_update_rownextcloud_webdav_create_directorynextcloud_webdav_delete_resourcenextcloud_webdav_list_directorynextcloud_webdav_read_filenextcloud_webdav_search_filesnextcloud_webdav_write_file

    Fix: Review and remediate the identified issue.

Scan this tool yourself

Reproduce this audit locally, integrate into CI, or let your agent audit its own tools.

Install once, then scan any MCP server:

$ curl -sfL https://raw.githubusercontent.com/AgentSafe-AI/tooltrust-scanner/main/install.sh | bash
$ tooltrust-scanner scan --server "npx -y nextcloud-mcp-server"

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