slack
mcpsmitherySlack is a channel-based messaging platform. With Slack, people can work together more effectively, connect all their software tools and services, and find the information they need to do their best work — all within a secure, enterprise-grade environment.
By Smithery | 294 findings | Scanned 6/3/2026 | tooltrust-scanner/v0.3.13
Risk Summary
Needs ApprovalDep 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 (294)
tool declares network permission
SLACK_ADD_A_CUSTOM_EMOJI_TO_A_SLACK_TEAMSLACK_ADD_A_REMOTE_FILE_FROM_A_SERVICESLACK_ADD_EMOJISLACK_CHAT_POST_MESSAGESLACK_CUSTOMIZE_URL_UNFURLSLACK_CUSTOMIZE_URL_UNFURLING_IN_MESSAGESSLACK_ENABLE_PUBLIC_SHARING_OF_A_FILESLACK_FETCH_BOT_USER_INFORMATIONSLACK_FETCH_CONVERSATION_HISTORYSLACK_FETCH_CURRENT_TEAM_INFO_WITH_OPTIONAL_TEAM_SCOPESLACK_FETCH_DND_STATUS_FOR_MULTIPLE_TEAM_MEMBERSSLACK_FETCH_ITEM_REACTIONSSLACK_FETCH_MESSAGE_THREAD_FROM_A_CONVERSATIONSLACK_FETCH_TEAM_INFOSLACK_FETCH_WORKSPACE_SETTINGS_INFORMATIONSLACK_GET_REMOTE_FILESLACK_LIST_REMOTE_FILESSLACK_LIST_SLACK_S_REMOTE_FILES_WITH_FILTERSSLACK_LIST_TEAM_CUSTOM_EMOJISSLACK_REGISTERS_A_NEW_CALL_WITH_PARTICIPANTSSLACK_REMOVE_A_REMOTE_FILESLACK_RETRIEVE_DETAILED_INFORMATION_ABOUT_A_FILESLACK_RETRIEVE_MESSAGE_PERMALINK_URLSLACK_RETRIEVE_REMOTE_FILE_INFO_IN_SLACKSLACK_REVOKE_PUBLIC_SHARING_ACCESS_FOR_A_FILESLACK_SCHEDULE_MESSAGESLACK_SCHEDULES_A_MESSAGE_TO_A_CHANNEL_AT_A_SPECIFIED_TIMESLACK_SEARCH_ALLSLACK_SEARCH_FOR_MESSAGES_WITH_QUERYSLACK_SEARCH_MESSAGESSLACK_SEND_EPHEMERAL_MESSAGESLACK_SEND_MESSAGESLACK_SENDS_A_MESSAGE_TO_A_SLACK_CHANNELSLACK_SENDS_EPHEMERAL_MESSAGES_TO_CHANNEL_USERSSLACK_SHARE_REMOTE_FILE_IN_CHANNELSSLACK_START_CALLSLACK_START_REAL_TIME_MESSAGING_SESSIONSLACK_UPDATES_AN_EXISTING_REMOTE_FILESLACK_UPDATE_SLACK_CALL_INFORMATIONtool declares exec permission
SLACK_CREATE_A_SLACK_USER_GROUPSLACK_CREATE_CHANNEL_BASED_CONVERSATIONSLACK_UPDATE_AN_EXISTING_SLACK_USER_GROUPFix: Tool requests broad permissions (exec/fs/network). Validate input parameters using Enums where possible, and restrict file system operations to explicit allowed directories.
input parameter "token" appears to accept a secret or credential
SLACK_ADD_A_CUSTOM_EMOJI_TO_A_SLACK_TEAMSLACK_ADD_AN_EMOJI_ALIAS_IN_SLACKSLACK_ADD_A_REMOTE_FILE_FROM_A_SERVICESLACK_ADD_EMOJISLACK_DELETE_USER_PROFILE_PHOTOSLACK_REMOVE_A_REMOTE_FILESLACK_RENAME_AN_EMOJISLACK_UPDATES_AN_EXISTING_REMOTE_FILESLACK_UPLOAD_OR_CREATE_A_FILE_IN_SLACKFix: Avoid accepting raw credentials as input parameters. Use secret managers (e.g. 1Password CLI, AWS Secrets Manager) and ensure credentials are never logged or stored in agent traces.
tool declares fs permission
SLACK_ADD_A_REMOTE_FILE_FROM_A_SERVICESLACK_ADD_A_STAR_TO_AN_ITEMSLACK_CREATE_A_REMINDERSLACK_CREATE_A_SLACK_USER_GROUPSLACK_CREATE_CANVASSLACK_CREATE_CHANNELSLACK_CREATE_CHANNEL_BASED_CONVERSATIONSLACK_DELETE_A_COMMENT_ON_A_FILESLACK_DELETE_A_FILE_BY_IDSLACK_DELETE_A_PUBLIC_OR_PRIVATE_CHANNELSLACK_DELETE_A_SCHEDULED_MESSAGE_IN_A_CHATSLACK_DELETE_A_SLACK_REMINDERSLACK_DELETE_CANVASSLACK_DELETES_A_MESSAGE_FROM_A_CHATSLACK_DELETE_USER_PROFILE_PHOTOSLACK_ENABLE_PUBLIC_SHARING_OF_A_FILESLACK_FETCH_ITEM_REACTIONSSLACK_GET_REMOTE_FILESLACK_LIST_ALL_USERSSLACK_LIST_CANVASESSLACK_LIST_FILES_WITH_FILTERS_IN_SLACKSLACK_LIST_REMOTE_FILESSLACK_LIST_SLACK_S_REMOTE_FILES_WITH_FILTERSSLACK_LISTS_PINNED_ITEMS_IN_A_CHANNELSLACK_LIST_USER_REACTIONSSLACK_REMOVE_A_REMOTE_FILESLACK_REMOVE_A_STAR_FROM_AN_ITEMSLACK_REMOVE_A_USER_FROM_A_CONVERSATIONSLACK_REMOVE_CALL_PARTICIPANTSSLACK_REMOVE_REACTION_FROM_ITEMSLACK_RETRIEVE_DETAILED_INFORMATION_ABOUT_A_FILESLACK_RETRIEVE_REMOTE_FILE_INFO_IN_SLACKSLACK_RETRIEVE_TEAM_PROFILE_DETAILSSLACK_RETRIEVE_USER_PROFILE_INFORMATIONSLACK_REVOKE_PUBLIC_SHARING_ACCESS_FOR_A_FILESLACK_SEARCH_ALLSLACK_SEARCH_FOR_MESSAGES_WITH_QUERYSLACK_SEARCH_MESSAGESSLACK_SET_PROFILE_PHOTOSLACK_SET_SLACK_USER_PROFILE_INFORMATIONSLACK_SET_USER_PROFILE_PHOTO_WITH_CROPPING_OPTIONSSLACK_SHARE_REMOTE_FILE_IN_CHANNELSSLACK_UPDATE_AN_EXISTING_SLACK_USER_GROUPSLACK_UPDATES_AN_EXISTING_REMOTE_FILESLACK_UPDATES_A_SLACK_MESSAGESLACK_UPDATE_SLACK_CALL_INFORMATIONSLACK_UPDATE_USER_GROUP_MEMBERSSLACK_UPLOAD_OR_CREATE_A_FILE_IN_SLACKtool declares db permission
SLACK_SEARCH_FOR_MESSAGES_WITH_QUERYSLACK_SEARCH_MESSAGESFix: Tool requests broad permissions (exec/fs/network). Validate input parameters using Enums where possible, and restrict file system operations to explicit allowed directories.
tool performs network or execution operations but declares no rate-limit, timeout, or retry configuration
SLACK_ADD_A_CUSTOM_EMOJI_TO_A_SLACK_TEAMSLACK_ADD_A_REMOTE_FILE_FROM_A_SERVICESLACK_ADD_EMOJISLACK_CHAT_POST_MESSAGESLACK_CREATE_A_SLACK_USER_GROUPSLACK_CREATE_CHANNEL_BASED_CONVERSATIONSLACK_CUSTOMIZE_URL_UNFURLSLACK_CUSTOMIZE_URL_UNFURLING_IN_MESSAGESSLACK_ENABLE_PUBLIC_SHARING_OF_A_FILESLACK_FETCH_BOT_USER_INFORMATIONSLACK_FETCH_CONVERSATION_HISTORYSLACK_FETCH_CURRENT_TEAM_INFO_WITH_OPTIONAL_TEAM_SCOPESLACK_FETCH_DND_STATUS_FOR_MULTIPLE_TEAM_MEMBERSSLACK_FETCH_ITEM_REACTIONSSLACK_FETCH_MESSAGE_THREAD_FROM_A_CONVERSATIONSLACK_FETCH_TEAM_INFOSLACK_FETCH_WORKSPACE_SETTINGS_INFORMATIONSLACK_GET_REMOTE_FILESLACK_INVITE_USER_TO_CHANNELSLACK_LIST_REMOTE_FILESSLACK_LIST_SLACK_S_REMOTE_FILES_WITH_FILTERSSLACK_LIST_TEAM_CUSTOM_EMOJISSLACK_REGISTERS_A_NEW_CALL_WITH_PARTICIPANTSSLACK_REMOVE_A_REMOTE_FILESLACK_RETRIEVE_DETAILED_INFORMATION_ABOUT_A_FILESLACK_RETRIEVE_MESSAGE_PERMALINK_URLSLACK_RETRIEVE_REMOTE_FILE_INFO_IN_SLACKSLACK_REVOKE_PUBLIC_SHARING_ACCESS_FOR_A_FILESLACK_SCHEDULE_MESSAGESLACK_SCHEDULES_A_MESSAGE_TO_A_CHANNEL_AT_A_SPECIFIED_TIMESLACK_SEARCH_ALLSLACK_SEARCH_FOR_MESSAGES_WITH_QUERYSLACK_SEARCH_MESSAGESSLACK_SEND_EPHEMERAL_MESSAGESLACK_SEND_MESSAGESLACK_SENDS_A_MESSAGE_TO_A_SLACK_CHANNELSLACK_SENDS_EPHEMERAL_MESSAGES_TO_CHANNEL_USERSSLACK_SHARE_REMOTE_FILE_IN_CHANNELSSLACK_START_CALLSLACK_START_REAL_TIME_MESSAGING_SESSIONSLACK_UPDATE_AN_EXISTING_SLACK_USER_GROUPSLACK_UPDATES_AN_EXISTING_REMOTE_FILESLACK_UPDATE_SLACK_CALL_INFORMATIONFix: 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.
input schema exposes 16 properties (threshold: 10)
SLACK_CHAT_POST_MESSAGESLACK_SEND_MESSAGESLACK_SENDS_A_MESSAGE_TO_A_SLACK_CHANNELtool declares http permission
SLACK_INVITE_USER_TO_CHANNELinput schema exposes 13 properties (threshold: 10)
SLACK_SCHEDULE_MESSAGESLACK_SCHEDULES_A_MESSAGE_TO_A_CHANNEL_AT_A_SPECIFIED_TIMEinput schema exposes 12 properties (threshold: 10)
SLACK_SEND_EPHEMERAL_MESSAGESLACK_SENDS_EPHEMERAL_MESSAGES_TO_CHANNEL_USERSFix: Tool requests broad permissions (exec/fs/network). Validate input parameters using Enums where possible, and restrict file system operations to explicit allowed directories.
Tool did not expose metadata.dependencies or repo_url, so supply-chain coverage is limited.
SLACK_ACTIVATE_OR_MODIFY_DO_NOT_DISTURB_DURATIONSLACK_ADD_A_CUSTOM_EMOJI_TO_A_SLACK_TEAMSLACK_ADD_AN_EMOJI_ALIAS_IN_SLACKSLACK_ADD_A_REMOTE_FILE_FROM_A_SERVICESLACK_ADD_A_STAR_TO_AN_ITEMSLACK_ADD_CALL_PARTICIPANTSSLACK_ADD_EMOJISLACK_ADD_REACTION_TO_AN_ITEMSLACK_ARCHIVE_A_PUBLIC_OR_PRIVATE_CHANNELSLACK_ARCHIVE_A_SLACK_CONVERSATIONSLACK_CHAT_POST_MESSAGESLACK_CLEAR_STATUSSLACK_CLOSE_DM_OR_MULTI_PERSON_DMSLACK_CREATE_A_REMINDERSLACK_CREATE_A_SLACK_USER_GROUPSLACK_CREATE_CANVASSLACK_CREATE_CHANNELSLACK_CREATE_CHANNEL_BASED_CONVERSATIONSLACK_CUSTOMIZE_URL_UNFURLSLACK_CUSTOMIZE_URL_UNFURLING_IN_MESSAGESSLACK_DELETE_A_COMMENT_ON_A_FILESLACK_DELETE_A_FILE_BY_IDSLACK_DELETE_A_PUBLIC_OR_PRIVATE_CHANNELSLACK_DELETE_A_SCHEDULED_MESSAGE_IN_A_CHATSLACK_DELETE_A_SLACK_REMINDERSLACK_DELETE_CANVASSLACK_DELETES_A_MESSAGE_FROM_A_CHATSLACK_DELETE_USER_PROFILE_PHOTOSLACK_DISABLE_AN_EXISTING_SLACK_USER_GROUPSLACK_EDIT_CANVASSLACK_ENABLE_A_SPECIFIED_USER_GROUPSLACK_ENABLE_PUBLIC_SHARING_OF_A_FILESLACK_END_A_CALL_WITH_DURATION_AND_IDSLACK_END_SNOOZESLACK_END_USER_DO_NOT_DISTURB_SESSIONSLACK_END_USER_SNOOZE_MODE_IMMEDIATELYSLACK_FETCH_BOT_USER_INFORMATIONSLACK_FETCH_CONVERSATION_HISTORYSLACK_FETCH_CURRENT_TEAM_INFO_WITH_OPTIONAL_TEAM_SCOPESLACK_FETCH_DND_STATUS_FOR_MULTIPLE_TEAM_MEMBERSSLACK_FETCH_ITEM_REACTIONSSLACK_FETCH_MESSAGE_THREAD_FROM_A_CONVERSATIONSLACK_FETCH_TEAM_INFOSLACK_FETCH_WORKSPACE_SETTINGS_INFORMATIONSLACK_FIND_CHANNELSSLACK_FIND_USER_BY_EMAIL_ADDRESSSLACK_FIND_USERSSLACK_GET_CANVASSLACK_GET_CHANNEL_CONVERSATION_PREFERENCESSLACK_GET_REMINDER_INFORMATIONSLACK_GET_REMOTE_FILESLACK_GET_TEAM_DND_STATUSSLACK_GET_USER_PRESENCE_INFOSLACK_INITIATES_CHANNEL_BASED_CONVERSATIONSSLACK_INVITE_USERS_TO_A_SLACK_CHANNELSLACK_INVITE_USER_TO_CHANNELSLACK_INVITE_USER_TO_WORKSPACESLACK_INVITE_USER_TO_WORKSPACE_WITH_OPTIONAL_CHANNEL_INVITESSLACK_JOIN_AN_EXISTING_CONVERSATIONSLACK_LEAVE_A_CONVERSATIONSLACK_LIST_ACCESSIBLE_CONVERSATIONS_FOR_A_USERSLACK_LIST_ALL_CHANNELSSLACK_LIST_ALL_SLACK_TEAM_CHANNELS_WITH_VARIOUS_FILTERSSLACK_LIST_ALL_SLACK_TEAM_USERS_WITH_PAGINATIONSLACK_LIST_ALL_USERSSLACK_LIST_ALL_USERS_IN_A_USER_GROUPSLACK_LIST_CANVASESSLACK_LIST_CONVERSATIONSSLACK_LIST_FILES_WITH_FILTERS_IN_SLACKSLACK_LIST_REMINDERSSLACK_LIST_REMOTE_FILESSLACK_LIST_SCHEDULED_MESSAGESSLACK_LIST_SCHEDULED_MESSAGES_IN_A_CHANNELSLACK_LIST_SLACK_S_REMOTE_FILES_WITH_FILTERSSLACK_LISTS_PINNED_ITEMS_IN_A_CHANNELSLACK_LIST_STARRED_ITEMSSLACK_LISTS_USER_S_STARRED_ITEMS_WITH_PAGINATIONSLACK_LIST_TEAM_CUSTOM_EMOJISSLACK_LIST_USER_GROUPS_FOR_TEAM_WITH_OPTIONSSLACK_LIST_USER_REACTIONSSLACK_LIST_USER_REMINDERS_WITH_DETAILSSLACK_LIST_WORKSPACE_USERSSLACK_LOOKUP_CANVAS_SECTIONSSLACK_MANUALLY_SET_USER_PRESENCESLACK_MARK_REMINDER_AS_COMPLETESLACK_OPEN_DMSLACK_OPEN_OR_RESUME_DIRECT_OR_MULTI_PERSON_MESSAGESSLACK_PINS_AN_ITEM_TO_A_CHANNELSLACK_REGISTER_CALL_PARTICIPANTS_REMOVALSLACK_REGISTERS_A_NEW_CALL_WITH_PARTICIPANTSSLACK_REGISTERS_NEW_CALL_PARTICIPANTSSLACK_REMOVE_A_REMOTE_FILESLACK_REMOVE_A_STAR_FROM_AN_ITEMSLACK_REMOVE_A_USER_FROM_A_CONVERSATIONSLACK_REMOVE_CALL_PARTICIPANTSSLACK_REMOVE_REACTION_FROM_ITEMSLACK_RENAME_A_CONVERSATIONSLACK_RENAME_AN_EMOJISLACK_RENAME_A_SLACK_CHANNELSLACK_RETRIEVE_A_USER_S_IDENTITY_DETAILSSLACK_RETRIEVE_CALL_INFORMATIONSLACK_RETRIEVE_CONVERSATION_INFORMATIONSLACK_RETRIEVE_CONVERSATION_MEMBERS_LISTSLACK_RETRIEVE_CURRENT_USER_DND_STATUSSLACK_RETRIEVE_DETAILED_INFORMATION_ABOUT_A_FILESLACK_RETRIEVE_DETAILED_USER_INFORMATIONSLACK_RETRIEVE_MESSAGE_PERMALINK_URLSLACK_RETRIEVE_REMOTE_FILE_INFO_IN_SLACKSLACK_RETRIEVE_TEAM_PROFILE_DETAILSSLACK_RETRIEVE_USER_PROFILE_INFORMATIONSLACK_REVERSE_A_CONVERSATION_S_ARCHIVAL_STATUSSLACK_REVOKE_PUBLIC_SHARING_ACCESS_FOR_A_FILESLACK_SCHEDULE_MESSAGESLACK_SCHEDULES_A_MESSAGE_TO_A_CHANNEL_AT_A_SPECIFIED_TIMESLACK_SEARCH_ALLSLACK_SEARCH_FOR_MESSAGES_WITH_QUERYSLACK_SEARCH_MESSAGESSLACK_SEND_EPHEMERAL_MESSAGESLACK_SEND_MESSAGESLACK_SENDS_A_MESSAGE_TO_A_SLACK_CHANNELSLACK_SENDS_EPHEMERAL_MESSAGES_TO_CHANNEL_USERSSLACK_SET_A_CONVERSATION_S_PURPOSESLACK_SET_DND_DURATIONSLACK_SET_PROFILE_PHOTOSLACK_SET_READ_CURSOR_IN_A_CONVERSATIONSLACK_SET_SLACK_USER_PROFILE_INFORMATIONSLACK_SET_STATUSSLACK_SET_THE_TOPIC_OF_A_CONVERSATIONSLACK_SET_USER_PROFILE_PHOTO_WITH_CROPPING_OPTIONSSLACK_SHARE_A_ME_MESSAGE_IN_A_CHANNELSLACK_SHARE_REMOTE_FILE_IN_CHANNELSSLACK_START_CALLSLACK_START_REAL_TIME_MESSAGING_SESSIONSLACK_UNARCHIVE_A_PUBLIC_OR_PRIVATE_CHANNELSLACK_UNARCHIVE_CHANNELSLACK_UNPIN_ITEM_FROM_CHANNELSLACK_UPDATE_AN_EXISTING_SLACK_USER_GROUPSLACK_UPDATES_AN_EXISTING_REMOTE_FILESLACK_UPDATES_A_SLACK_MESSAGESLACK_UPDATE_SLACK_CALL_INFORMATIONSLACK_UPDATE_USER_GROUP_MEMBERSSLACK_UPLOAD_OR_CREATE_A_FILE_IN_SLACKFix: Review and remediate the identified issue.
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