{"generated_at":"2026-10-14T20:07:22+00:00","item":{"added_at":"2026-08-21","analysis_method":"independent_manual_review_2026-10-10","assessment_status":"provisional","auth_posture":"auth_required","category":"Web Connector","confidence":"medium","description":"Stores reusable work context across sessions, people and AI agents. Capture decisions, constraints and questions, then load, fork or checkpoint them. Context is private by default; deliberately published collections can be read and forked by anyone.","did":"b3925172-67e3-4801-ba6a-09506d01b096","documentation_url":"https://docs.contextaco.com/","editorial_description":{"extended_description":"Each collection, called a taco, holds structured notes for a line of work. Forks are independent and retain lineage, with optional structure-only copies. History, search and note-management tools support continued work; Contextaco stores information while your agent performs the reasoning.","schema_version":1,"summary":"Stores reusable work context across sessions, people and AI agents.\nCapture decisions, constraints and questions, then load, fork or checkpoint them.\nContext is private by default; deliberately published collections can be read and forked by anyone."},"homepage_url":"","icon":"","id":"b3925172-67e3-4801-ba6a-09506d01b096","installs":0,"last_scanned":"","license":"","long_description":"Each collection, called a taco, holds structured notes for a line of work. Forks are independent and retain lineage, with optional structure-only copies. History, search and note-management tools support continued work; Contextaco stores information while your agent performs the reasoning.","manual_assessment":"high","manual_review":{"all_findings":[{"evidence":"Explicit tools remove durable cross-session context.","reasoning":"They can destroy shared knowledge/lineage.","risk_type":"data_deletion","severity":"high","title":"Deletes saved fillings and taco URLs/contexts","triggering_tools_or_skills":["filling_delete","taco_delete_url"]},{"evidence":"These tools create social/collaborative signals/actions.","reasoning":"They act publicly or to other participants as the user.","risk_type":"messaging_as_user","severity":"high","title":"Follows accounts and stars/forks shared context","triggering_tools_or_skills":["account_follow","taco_star","taco_fork"]},{"evidence":"The tools persist durable shared/personal context.","reasoning":"They materially change the knowledge graph.","risk_type":"data_modification","severity":"medium","title":"Writes/commits contexts and uploads fillings","triggering_tools_or_skills":["filling_upload","filling_write","taco_write","taco_commit"]}],"assessment_status":"provisional","auth_and_scopes":"Authentication scopes Contextaco account/fillings/tacos and lineage.","blocked_missing_evidence":null,"confidence":"medium","displayed_risk":"high","evidence_completeness":"partial","manual_overall_risk":"high","official_sources":[{"accessed_at":"2026-10-10T20:24:37Z","url_or_path":"plutosecurity/plutonium@b749c8dc43536c794409be9805edd48063f045e2:app/data/conn/claudesec/b3925172-67e3-4801-ba6a-09506d01b096.json","what_it_proves":"Candidate PR #125 record identity (name \"Contextaco\", publisher, type web_connector) and 22 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/b3925172-67e3-4801-ba6a-09506d01b096: complete tool_names inventory (22 tools), remote streamable-http endpoint https://mcp.contextaco.com/, auth_posture auth_required, directory tier community"}],"primary_reason":"Contextaco can delete context and perform social/shared knowledge actions.","provisional_risk":null,"publication_recommendation":"accept","requires_runtime_verification":true,"review_key":"claude:b3925172-67e3-4801-ba6a-09506d01b096","reviewed_at":"2026-10-10","reviewer_notes":"Reviewed all 22 tools.","risk_domains":{"arbitrary_network_access":"false","authz_ambiguity":"unknown","browser_control":"false","credential_or_admin_actions":"false","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":22,"tools_or_skills_total":22},"name":"Contextaco","needs_runtime_verification":true,"plutonium_url":"https://plutonium.pluto.security/detail.html?planet=claudesec&did=b3925172-67e3-4801-ba6a-09506d01b096&utm_source=plutonium_analysis_skill&utm_medium=claude_skill&utm_campaign=connector_risk_assessment","privacy_policy_url":"https://contextaco.com/privacy","provisional_risk":null,"publication_recommendation":"accept","publisher":"Contextaco","publisher_url":"https://contextaco.com/","remote_url":"https://mcp.contextaco.com/","repository_url":"","risk":"high","risk_severity":"high","security_risks":[{"description":"This connector can permanently remove data or resources. Review findings: They can destroy shared knowledge/lineage.","evidence":"Deletes saved fillings and taco URLs/contexts: Explicit tools remove durable cross-session context.","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 saved fillings and taco URLs/contexts","triggering_tools":["filling_delete","taco_delete_url"]},{"description":"This connector can publish or send messages and content using the connected identity. Review findings: They act publicly or to other participants as the user.","evidence":"Follows accounts and stars/forks shared context: These tools create social/collaborative signals/actions.","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":"Follows accounts and stars/forks shared context","triggering_tools":["account_follow","taco_star","taco_fork"]},{"description":"This connector can create, update, configure, or otherwise change connected resources. 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Review findings: They act publicly or to other participants as the user."}},{"description":"","name":"account_search"},{"description":"","name":"account_view"},{"description":"","name":"filling_config"},{"description":"","name":"filling_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: They can destroy shared knowledge/lineage."}},{"description":"","name":"filling_history"},{"description":"","name":"filling_search"},{"description":"","name":"filling_upload","risk":{"category":"state_change","level":"medium","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: They materially change the knowledge graph."}},{"description":"","name":"filling_view"},{"description":"","name":"filling_write","risk":{"category":"state_change","level":"medium","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: They materially change the knowledge graph."}},{"description":"","name":"taco_commit","risk":{"category":"state_change","level":"medium","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: They materially change the knowledge graph."}},{"description":"","name":"taco_config"},{"description":"","name":"taco_create"},{"description":"","name":"taco_delete_url","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: They can destroy shared knowledge/lineage."}},{"description":"","name":"taco_fork","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: They act publicly or to other participants as the user."}},{"description":"","name":"taco_history"},{"description":"","name":"taco_lineage"},{"description":"","name":"taco_search"},{"description":"","name":"taco_star","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: They act publicly or to other participants as the user."}},{"description":"","name":"taco_view"},{"description":"","name":"taco_write","risk":{"category":"state_change","level":"medium","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: They materially change the knowledge graph."}}],"tools_count":22,"transport":"streamable-http","type":"web_connector","url":"https://claude.ai/directory/b3925172-67e3-4801-ba6a-09506d01b096","uuid":"72bfe830-19e4-569e-8d18-5ab7c8312442","verification_tier":"community","version":""},"query_key":"contextaco contextaco","schema_version":1,"status":"match"}