{"generated_at":"2026-10-14T20:07:22+00:00","item":{"added_at":"2026-08-03","analysis_method":"independent_manual_review_2026-10-10","assessment_status":"provisional","auth_posture":"auth_required","category":"Web Connector","confidence":"medium","description":"Postproxy manages publishing and engagement across connected social profiles. Draft, schedule, publish, update, or delete posts and handle comments or messages. Inspect post and profile analytics to review performance.","did":"383f6d40-71b3-488d-b96a-f921d155efb2","documentation_url":"https://postproxy.dev/automation/mcp/","editorial_description":{"extended_description":"The platform covers major social networks, Google Business, and Telegram. Tools manage weekly queue slots, profile groups and placements, comment moderation, message reactions, and post or profile statistics.","schema_version":1,"summary":"Postproxy manages publishing and engagement across connected social profiles.\nDraft, schedule, publish, update, or delete posts and handle comments or messages.\nInspect post and profile analytics to review performance."},"homepage_url":"","icon":"https://postproxy.dev/favicon_black.png","id":"383f6d40-71b3-488d-b96a-f921d155efb2","installs":0,"last_scanned":"","license":"","long_description":"The platform covers major social networks, Google Business, and Telegram. Tools manage weekly queue slots, profile groups and placements, comment moderation, message reactions, and post or profile statistics.","manual_assessment":"high","manual_review":{"all_findings":[{"evidence":"The full inventory exposes public posting, comments, private replies and direct-message lifecycle actions across connected accounts.","reasoning":"These communicate externally as the user's social profiles.","risk_type":"messaging_as_user","severity":"high","title":"Publishes posts and sends or edits direct messages and replies","triggering_tools_or_skills":["post_publish","post_publish_draft","comments_create","dm_comment_private_reply","dm_message_edit","dm_message_react","dm_message_send","profile_comments_create"]},{"evidence":"The inventory explicitly exposes destructive operations on platform and workspace resources.","reasoning":"These can irreversibly remove public content and scheduling configuration.","risk_type":"data_deletion","severity":"high","title":"Deletes live posts, comments and publishing queues","triggering_tools_or_skills":["post_delete","post_delete_on_platform","comments_delete","profile_comments_delete","queues_delete"]},{"evidence":"The connector can generate/setup a new-account connection flow for profile groups.","reasoning":"This changes persistent third-party account integration state.","risk_type":"credential_admin","severity":"high","title":"Initializes connections for social profile groups","triggering_tools_or_skills":["profile_groups_initialize_connection"]}],"assessment_status":"provisional","auth_and_scopes":"Authentication connects many social profiles through one Postproxy account; exact platform scopes, role gates and connection-link safeguards are not documented.","blocked_missing_evidence":null,"confidence":"medium","displayed_risk":"high","evidence_completeness":"complete","manual_overall_risk":"high","official_sources":[{"accessed_at":"2026-10-10T20:24:37Z","url_or_path":"plutosecurity/plutonium@b749c8dc43536c794409be9805edd48063f045e2:app/data/conn/claudesec/383f6d40-71b3-488d-b96a-f921d155efb2.json","what_it_proves":"Candidate PR #125 record identity (name \"Postproxy\", publisher, type web_connector) and 45 stored tool names; no tool descriptions stored"},{"accessed_at":"2026-09-22T10:46:07Z","url_or_path":"https://api.anthropic.com/api/directory/servers?verified_tier=anthropic,partner,community (snapshot claude-directory-all-tiers-2026-09-22.json)","what_it_proves":"Official Claude Directory listing https://claude.ai/directory/383f6d40-71b3-488d-b96a-f921d155efb2: complete tool_names inventory (45 tools), remote streamable-http endpoint https://mcp.postproxy.dev/mcp, auth_posture auth_required, directory tier community"}],"primary_reason":"Postproxy can publish, message, delete social content and initialize new profile connections.","provisional_risk":null,"publication_recommendation":"accept","requires_runtime_verification":true,"review_key":"claude:383f6d40-71b3-488d-b96a-f921d155efb2","reviewed_at":"2026-10-10","reviewer_notes":"Verify bulk-profile targeting, connection-link expiration and confirmations for on-platform deletion.","risk_domains":{"arbitrary_network_access":"false","authz_ambiguity":"true","browser_control":"false","credential_or_admin_actions":"true","deletes_data":"true","deployment_or_infrastructure":"false","dynamic_hidden_actions":"false","filesystem_or_repo_access":"false","forwards_data_to_third_party":"true","modifies_data":"true","persistent_credentials":"true","prompt_injection_exposure":"true","provenance_uncertainty":"true","reads_private_data":"true","runs_code_or_queries":"false","sends_messages_as_user":"true","spends_or_moves_money":"false"},"tools_or_skills_reviewed":45,"tools_or_skills_total":45},"name":"Postproxy","needs_runtime_verification":true,"plutonium_url":"https://plutonium.pluto.security/detail.html?planet=claudesec&did=383f6d40-71b3-488d-b96a-f921d155efb2&utm_source=plutonium_analysis_skill&utm_medium=claude_skill&utm_campaign=connector_risk_assessment","privacy_policy_url":"https://postproxy.dev/privacy-policy/","provisional_risk":null,"publication_recommendation":"accept","publisher":"Postproxy","publisher_url":"https://postproxy.dev/","remote_url":"https://mcp.postproxy.dev/mcp","repository_url":"","risk":"high","risk_severity":"high","security_risks":[{"description":"This connector can publish or send messages and content using the connected identity. Review findings: These communicate externally as the user's social profiles.","evidence":"Publishes posts and sends or edits direct messages and replies: The full inventory exposes public posting, comments, private replies and direct-message lifecycle actions across connected accounts.","manual_risk_type":"messaging_as_user","remediation":{"block_tool_categories":["sends_externally"],"steps":["Require review before messages, posts, or publications are sent.","Restrict delivery to test or internal recipients where possible."]},"risk_type":"sends_messages_as_you","severity":"high","title":"Publishes posts and sends or edits direct messages and replies","triggering_tools":["post_publish","post_publish_draft","comments_create","dm_comment_private_reply","dm_message_edit","dm_message_react","dm_message_send","profile_comments_create"]},{"description":"This connector can permanently remove data or resources. Review findings: These can irreversibly remove public content and scheduling configuration.","evidence":"Deletes live posts, comments and publishing queues: The inventory explicitly exposes destructive operations on platform and workspace resources.","manual_risk_type":"data_deletion","remediation":{"block_tool_categories":["destructive"],"steps":["Disable destructive tools unless deletion is an explicit workflow requirement.","Require human confirmation and verified backups before deletion."]},"risk_type":"deletes_data","severity":"high","title":"Deletes live posts, comments and publishing queues","triggering_tools":["post_delete","post_delete_on_platform","comments_delete","profile_comments_delete","queues_delete"]},{"description":"This connector can create, update, configure, or otherwise change connected resources. Review findings: This changes persistent third-party account integration state.","evidence":"Initializes connections for social profile groups: The connector can generate/setup a new-account connection flow for profile groups.","manual_risk_type":"credential_admin","remediation":{"block_tool_categories":["state_change"],"steps":["Use a test account or sandbox before allowing changes to production data.","Grant only the write permissions required for the intended workflow.","Require human confirmation for consequential state changes."]},"risk_type":"modifies_data","severity":"high","title":"Initializes connections for social profile groups","triggering_tools":["profile_groups_initialize_connection"]}],"signature_status":"unknown","source_code_reviewed":false,"support_url":"contact@postproxy.dev","tags":["accesses_messaging","deletes_data","modifies_data","network_access","oauth_required","sends_messages_as_you","web_connector"],"tools":[{"description":"","name":"auth_status"},{"description":"","name":"comments_create","risk":{"category":"sends_externally","level":"high","recommendation":"Follow the connector-level remediation and require approval for consequential actions.","why":"This connector can publish or send messages and content using the connected identity. Review findings: These communicate externally as the user's social profiles."}},{"description":"","name":"comments_delete","risk":{"category":"destructive","level":"high","recommendation":"Follow the connector-level remediation and require approval for consequential actions.","why":"This connector can permanently remove data or resources. Review findings: These can irreversibly remove public content and scheduling configuration."}},{"description":"","name":"comments_get"},{"description":"","name":"comments_hide"},{"description":"","name":"comments_like"},{"description":"","name":"comments_list"},{"description":"","name":"comments_unhide"},{"description":"","name":"comments_unlike"},{"description":"","name":"dm_chat_archive"},{"description":"","name":"dm_chat_create"},{"description":"","name":"dm_chat_get"},{"description":"","name":"dm_chat_unarchive"},{"description":"","name":"dm_chats_list"},{"description":"","name":"dm_comment_private_reply","risk":{"category":"sends_externally","level":"high","recommendation":"Follow the connector-level remediation and require approval for consequential actions.","why":"This connector can publish or send messages and content using the connected identity. Review findings: These communicate externally as the user's social profiles."}},{"description":"","name":"dm_message_edit","risk":{"category":"sends_externally","level":"high","recommendation":"Follow the connector-level remediation and require approval for consequential actions.","why":"This connector can publish or send messages and content using the connected identity. Review findings: These communicate externally as the user's social profiles."}},{"description":"","name":"dm_message_get"},{"description":"","name":"dm_message_react","risk":{"category":"sends_externally","level":"high","recommendation":"Follow the connector-level remediation and require approval for consequential actions.","why":"This connector can publish or send messages and content using the connected identity. Review findings: These communicate externally as the user's social profiles."}},{"description":"","name":"dm_message_send","risk":{"category":"sends_externally","level":"high","recommendation":"Follow the connector-level remediation and require approval for consequential actions.","why":"This connector can publish or send messages and content using the connected identity. Review findings: These communicate externally as the user's social profiles."}},{"description":"","name":"dm_message_unreact"},{"description":"","name":"dm_messages_list"},{"description":"","name":"history_list"},{"description":"","name":"post_delete","risk":{"category":"destructive","level":"high","recommendation":"Follow the connector-level remediation and require approval for consequential actions.","why":"This connector can permanently remove data or resources. Review findings: These can irreversibly remove public content and scheduling configuration."}},{"description":"","name":"post_delete_on_platform","risk":{"category":"destructive","level":"high","recommendation":"Follow the connector-level remediation and require approval for consequential actions.","why":"This connector can permanently remove data or resources. Review findings: These can irreversibly remove public content and scheduling configuration."}},{"description":"","name":"post_publish","risk":{"category":"sends_externally","level":"high","recommendation":"Follow the connector-level remediation and require approval for consequential actions.","why":"This connector can publish or send messages and content using the connected identity. Review findings: These communicate externally as the user's social profiles."}},{"description":"","name":"post_publish_draft","risk":{"category":"sends_externally","level":"high","recommendation":"Follow the connector-level remediation and require approval for consequential actions.","why":"This connector can publish or send messages and content using the connected identity. Review findings: These communicate externally as the user's social profiles."}},{"description":"","name":"post_stats"},{"description":"","name":"post_status"},{"description":"","name":"post_update"},{"description":"","name":"profile_comments_create","risk":{"category":"sends_externally","level":"high","recommendation":"Follow the connector-level remediation and require approval for consequential actions.","why":"This connector can publish or send messages and content using the connected identity. Review findings: These communicate externally as the user's social profiles."}},{"description":"","name":"profile_comments_delete","risk":{"category":"destructive","level":"high","recommendation":"Follow the connector-level remediation and require approval for consequential actions.","why":"This connector can permanently remove data or resources. Review findings: These can irreversibly remove public content and scheduling configuration."}},{"description":"","name":"profile_comments_get"},{"description":"","name":"profile_comments_list"},{"description":"","name":"profile_groups_initialize_connection","risk":{"category":"state_change","level":"high","recommendation":"Follow the connector-level remediation and require approval for consequential actions.","why":"This connector can create, update, configure, or otherwise change connected resources. Review findings: This changes persistent third-party account integration state."}},{"description":"","name":"profile_groups_list"},{"description":"","name":"profiles_list"},{"description":"","name":"profiles_placements"},{"description":"","name":"profiles_stats"},{"description":"","name":"queues_create"},{"description":"","name":"queues_delete","risk":{"category":"destructive","level":"high","recommendation":"Follow the connector-level remediation and require approval for consequential actions.","why":"This connector can permanently remove data or resources. Review findings: These can irreversibly remove public content and scheduling configuration."}},{"description":"","name":"queues_get"},{"description":"","name":"queues_list"},{"description":"","name":"queues_next_slot"},{"description":"","name":"queues_update"},{"description":"","name":"upload_create"}],"tools_count":45,"transport":"streamable-http","type":"web_connector","url":"https://claude.ai/directory/383f6d40-71b3-488d-b96a-f921d155efb2","uuid":"64af9bd2-ceba-5384-969c-5b5f659645f4","verification_tier":"community","version":""},"query_key":"postproxy","schema_version":1,"status":"match"}