{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-43992", "assignerOrgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "state": "PUBLISHED", "assignerShortName": "GitHub_M", "dateReserved": "2026-05-04T20:24:31.917Z", "datePublished": "2026-05-12T16:25:30.868Z", "dateUpdated": "2026-05-12T16:25:30.868Z"}, "containers": {"cna": {"title": "JunoClaw: MCP write tools exposed raw BIP-39 mnemonic as a tool-call parameter", "problemTypes": [{"descriptions": [{"cweId": "CWE-200", "lang": "en", "description": "CWE-200: Exposure of Sensitive Information to an Unauthorized Actor", "type": "CWE"}]}, {"descriptions": [{"cweId": "CWE-312", "lang": "en", "description": "CWE-312: Cleartext Storage of Sensitive Information", "type": "CWE"}]}, {"descriptions": [{"cweId": "CWE-522", "lang": "en", "description": "CWE-522: Insufficiently Protected Credentials", "type": "CWE"}]}, {"descriptions": [{"cweId": "CWE-532", "lang": "en", "description": "CWE-532: Insertion of Sensitive Information into Log File", "type": "CWE"}]}], "metrics": [{"cvssV3_1": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 9.8, "baseSeverity": "CRITICAL", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H", "version": "3.1"}}], "references": [{"name": "https://github.com/Dragonmonk111/junoclaw/security/advisories/GHSA-j75q-8xvm-6c48", "tags": ["x_refsource_CONFIRM"], "url": "https://github.com/Dragonmonk111/junoclaw/security/advisories/GHSA-j75q-8xvm-6c48"}, {"name": "https://github.com/Dragonmonk111/junoclaw/commit/339701e", "tags": ["x_refsource_MISC"], "url": "https://github.com/Dragonmonk111/junoclaw/commit/339701e"}, {"name": "https://github.com/Dragonmonk111/junoclaw/releases/tag/v0.x.y-security-1", "tags": ["x_refsource_MISC"], "url": "https://github.com/Dragonmonk111/junoclaw/releases/tag/v0.x.y-security-1"}], "affected": [{"vendor": "Dragonmonk111", "product": "junoclaw", "versions": [{"version": "< v0.x.y-security-1", "status": "affected"}]}], "providerMetadata": {"orgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "shortName": "GitHub_M", "dateUpdated": "2026-05-12T16:25:30.868Z"}, "descriptions": [{"lang": "en", "value": "JunoClaw is an agentic AI platform built on Juno Network. Prior to 0.x.y-security-1, every MCP write tool (send_tokens, execute_contract, instantiate_contract, upload_wasm, ibc_transfer, etc.) accepted 'mnemonic: string' as an explicit tool-call parameter. The BIP-39 seed was consequently embedded in the LLM tool-call JSON, exposing it to any transport, log, or telemetry surface in the path between the LLM provider and the MCP process. This vulnerability is fixed in 0.x.y-security-1."}], "source": {"advisory": "GHSA-j75q-8xvm-6c48", "discovery": "UNKNOWN"}}}}

{}

{"cveTags": [], "descriptions": [{"lang": "en", "value": "JunoClaw is an agentic AI platform built on Juno Network. Prior to 0.x.y-security-1, every MCP write tool (send_tokens, execute_contract, instantiate_contract, upload_wasm, ibc_transfer, etc.) accepted 'mnemonic: string' as an explicit tool-call parameter. The BIP-39 seed was consequently embedded in the LLM tool-call JSON, exposing it to any transport, log, or telemetry surface in the path between the LLM provider and the MCP process. This vulnerability is fixed in 0.x.y-security-1."}], "id": "CVE-2026-43992", "lastModified": "2026-05-12T17:16:21.240", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 9.8, "baseSeverity": "CRITICAL", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 3.9, "impactScore": 5.9, "source": "security-advisories@github.com", "type": "Secondary"}]}, "published": "2026-05-12T17:16:21.240", "references": [{"source": "security-advisories@github.com", "url": "https://github.com/Dragonmonk111/junoclaw/commit/339701e"}, {"source": "security-advisories@github.com", "url": "https://github.com/Dragonmonk111/junoclaw/releases/tag/v0.x.y-security-1"}, {"source": "security-advisories@github.com", "url": "https://github.com/Dragonmonk111/junoclaw/security/advisories/GHSA-j75q-8xvm-6c48"}], "sourceIdentifier": "security-advisories@github.com", "vulnStatus": "Received", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-200"}, {"lang": "en", "value": "CWE-312"}, {"lang": "en", "value": "CWE-522"}, {"lang": "en", "value": "CWE-532"}], "source": "security-advisories@github.com", "type": "Primary"}]}

{}

{"created": "2026-05-12T17:45:20.457346+00:00", "updated": "2026-05-12T17:45:20.457359+00:00", "vendors": []}