{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-46701", "assignerOrgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "state": "PUBLISHED", "assignerShortName": "GitHub_M", "dateReserved": "2026-05-15T23:26:58.308Z", "datePublished": "2026-07-20T16:33:43.791Z", "dateUpdated": "2026-07-20T19:07:31.413Z"}, "containers": {"cna": {"title": "Network-AI: Unauthenticated Cross-Origin MCP Tool Invocation via Empty Default Secret", "problemTypes": [{"descriptions": [{"cweId": "CWE-346", "lang": "en", "description": "CWE-346: Origin Validation Error", "type": "CWE"}]}], "metrics": [{"cvssV3_1": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "LOW", "baseScore": 7.6, "baseSeverity": "HIGH", "confidentialityImpact": "LOW", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:H/A:L", "version": "3.1"}}], "references": [{"name": "https://github.com/Jovancoding/Network-AI/security/advisories/GHSA-j3vx-cx2r-pvg8", "tags": ["x_refsource_CONFIRM"], "url": "https://github.com/Jovancoding/Network-AI/security/advisories/GHSA-j3vx-cx2r-pvg8"}, {"name": "https://github.com/Jovancoding/Network-AI/commit/dc5048112283f3f4eb6c06dd2bf5aa93ef9339be", "tags": ["x_refsource_MISC"], "url": "https://github.com/Jovancoding/Network-AI/commit/dc5048112283f3f4eb6c06dd2bf5aa93ef9339be"}, {"name": "https://github.com/Jovancoding/Network-AI/releases/tag/v5.4.5", "tags": ["x_refsource_MISC"], "url": "https://github.com/Jovancoding/Network-AI/releases/tag/v5.4.5"}], "affected": [{"vendor": "Jovancoding", "product": "Network-AI", "versions": [{"version": "< 5.4.5", "status": "affected"}]}], "providerMetadata": {"orgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "shortName": "GitHub_M", "dateUpdated": "2026-07-20T16:33:43.791Z"}, "descriptions": [{"lang": "en", "value": "Network-AI is a TypeScript/Node.js multi-agent orchestrator. Prior to version 5.4.5, the MCP SSE server defaults to an empty secret (`process.env['NETWORK_AI_MCP_SECRET'] ?? ''` at `bin/mcp-server.ts:89`), which causes `_isAuthorized` (`lib/mcp-transport-sse.ts:254`) to return `true` unconditionally for every request \u2014 no `Authorization` header is required. Simultaneously, `_handleRequest` sets `Access-Control-Allow-Origin: *` (`lib/mcp-transport-sse.ts:272`) on every response, so a cross-origin browser fetch can read the result without restriction. An unauthenticated attacker who can lure a user to a malicious web page can invoke all 22 exposed MCP tools \u2014 including `config_set`, `agent_spawn`, and `blackboard_write` \u2014 against a default-configured localhost server. Version 5.4.5 patches the issue."}], "source": {"advisory": "GHSA-j3vx-cx2r-pvg8", "discovery": "UNKNOWN"}}, "adp": [{"metrics": [{"other": {"type": "ssvc", "content": {"timestamp": "2026-07-20T18:51:47.983851Z", "id": "CVE-2026-46701", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"Technical Impact": "partial"}], "role": "CISA Coordinator", "version": "2.0.3"}}}], "title": "CISA ADP Vulnrichment", "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-07-20T19:07:31.413Z"}}]}}

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