{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-23882", "assignerOrgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "state": "PUBLISHED", "assignerShortName": "GitHub_M", "dateReserved": "2026-01-16T21:02:02.901Z", "datePublished": "2026-03-23T20:52:17.200Z", "dateUpdated": "2026-03-24T15:59:02.803Z"}, "containers": {"cna": {"title": "Blinko: Admin RCE - MCP Server Command Injection", "problemTypes": [{"descriptions": [{"cweId": "CWE-78", "lang": "en", "description": "CWE-78: Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')", "type": "CWE"}]}], "metrics": [{"cvssV4_0": {"attackVector": "NETWORK", "attackComplexity": "LOW", "attackRequirements": "NONE", "privilegesRequired": "HIGH", "userInteraction": "NONE", "vulnConfidentialityImpact": "HIGH", "vulnIntegrityImpact": "HIGH", "vulnAvailabilityImpact": "HIGH", "subConfidentialityImpact": "NONE", "subIntegrityImpact": "NONE", "subAvailabilityImpact": "NONE", "baseScore": 8.6, "baseSeverity": "HIGH", "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N", "version": "4.0"}}], "references": [{"name": "https://github.com/blinkospace/blinko/security/advisories/GHSA-59r2-82p8-c56v", "tags": ["x_refsource_CONFIRM"], "url": "https://github.com/blinkospace/blinko/security/advisories/GHSA-59r2-82p8-c56v"}, {"name": "https://github.com/blinkospace/blinko/commit/bef6b770743e87c630db2d00d7049dabd96bfe85", "tags": ["x_refsource_MISC"], "url": "https://github.com/blinkospace/blinko/commit/bef6b770743e87c630db2d00d7049dabd96bfe85"}, {"name": "https://github.com/blinkospace/blinko/releases/tag/1.8.4", "tags": ["x_refsource_MISC"], "url": "https://github.com/blinkospace/blinko/releases/tag/1.8.4"}], "affected": [{"vendor": "blinkospace", "product": "blinko", "versions": [{"version": "< 1.8.4", "status": "affected"}]}], "providerMetadata": {"orgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "shortName": "GitHub_M", "dateUpdated": "2026-03-23T20:52:17.200Z"}, "descriptions": [{"lang": "en", "value": "Blinko is an AI-powered card note-taking project. Prior to version 1.8.4, the MCP (Model Context Protocol) server creation function allows specifying arbitrary commands and arguments, which are executed when testing the connection. This issue has been patched in version 1.8.4."}], "source": {"advisory": "GHSA-59r2-82p8-c56v", "discovery": "UNKNOWN"}}, "adp": [{"metrics": [{"other": {"type": "ssvc", "content": {"timestamp": "2026-03-24T15:58:18.222613Z", "id": "CVE-2026-23882", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"Technical Impact": "total"}], "role": "CISA Coordinator", "version": "2.0.3"}}}], "title": "CISA ADP Vulnrichment", "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-03-24T15:59:02.803Z"}}]}}

{"dataType": "CVE_RECORD", "containers": {"adp": [{"title": "CISA ADP Vulnrichment", "metrics": [{"other": {"type": "ssvc", "content": {"id": "CVE-2026-23882", "role": "CISA Coordinator", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"Technical Impact": "total"}], "version": "2.0.3", "timestamp": "2026-03-24T15:58:18.222613Z"}}}], "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-03-24T15:58:52.407Z"}}], "cna": {"title": "Blinko: Admin RCE - MCP Server Command Injection", "source": {"advisory": "GHSA-59r2-82p8-c56v", "discovery": "UNKNOWN"}, "metrics": [{"cvssV4_0": {"version": "4.0", "baseScore": 8.6, "attackVector": "NETWORK", "baseSeverity": "HIGH", "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N", "userInteraction": "NONE", "attackComplexity": "LOW", "attackRequirements": "NONE", "privilegesRequired": "HIGH", "subIntegrityImpact": "NONE", "vulnIntegrityImpact": "HIGH", "subAvailabilityImpact": "NONE", "vulnAvailabilityImpact": "HIGH", "subConfidentialityImpact": "NONE", "vulnConfidentialityImpact": "HIGH"}}], "affected": [{"vendor": "blinkospace", "product": "blinko", "versions": [{"status": "affected", "version": "< 1.8.4"}]}], "references": [{"url": "https://github.com/blinkospace/blinko/security/advisories/GHSA-59r2-82p8-c56v", "name": "https://github.com/blinkospace/blinko/security/advisories/GHSA-59r2-82p8-c56v", "tags": ["x_refsource_CONFIRM"]}, {"url": "https://github.com/blinkospace/blinko/commit/bef6b770743e87c630db2d00d7049dabd96bfe85", "name": "https://github.com/blinkospace/blinko/commit/bef6b770743e87c630db2d00d7049dabd96bfe85", "tags": ["x_refsource_MISC"]}, {"url": "https://github.com/blinkospace/blinko/releases/tag/1.8.4", "name": "https://github.com/blinkospace/blinko/releases/tag/1.8.4", "tags": ["x_refsource_MISC"]}], "descriptions": [{"lang": "en", "value": "Blinko is an AI-powered card note-taking project. Prior to version 1.8.4, the MCP (Model Context Protocol) server creation function allows specifying arbitrary commands and arguments, which are executed when testing the connection. This issue has been patched in version 1.8.4."}], "problemTypes": [{"descriptions": [{"lang": "en", "type": "CWE", "cweId": "CWE-78", "description": "CWE-78: Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')"}]}], "providerMetadata": {"orgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "shortName": "GitHub_M", "dateUpdated": "2026-03-23T20:52:17.200Z"}}}, "cveMetadata": {"cveId": "CVE-2026-23882", "state": "PUBLISHED", "dateUpdated": "2026-03-24T15:59:02.803Z", "dateReserved": "2026-01-16T21:02:02.901Z", "assignerOrgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "datePublished": "2026-03-23T20:52:17.200Z", "assignerShortName": "GitHub_M"}, "dataVersion": "5.2"}

{"configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:blinko:blinko:*:*:*:*:*:*:*:*", "matchCriteriaId": "31941A3D-C688-40DF-AA55-1AF9056275D0", "versionEndExcluding": "1.8.4", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "Blinko is an AI-powered card note-taking project. Prior to version 1.8.4, the MCP (Model Context Protocol) server creation function allows specifying arbitrary commands and arguments, which are executed when testing the connection. This issue has been patched in version 1.8.4."}, {"lang": "es", "value": "Blinko es un proyecto de toma de notas en tarjetas impulsado por IA. Antes de la versi\u00f3n 1.8.4, la funci\u00f3n de creaci\u00f3n de servidor MCP (Model Context Protocol) permite especificar comandos y argumentos arbitrarios, que se ejecutan al probar la conexi\u00f3n. Este problema ha sido parcheado en la versi\u00f3n 1.8.4."}], "id": "CVE-2026-23882", "lastModified": "2026-03-24T18:03:12.353", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 7.2, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "HIGH", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 1.2, "impactScore": 5.9, "source": "nvd@nist.gov", "type": "Primary"}], "cvssMetricV40": [{"cvssData": {"Automatable": "NOT_DEFINED", "Recovery": "NOT_DEFINED", "Safety": "NOT_DEFINED", "attackComplexity": "LOW", "attackRequirements": "NONE", "attackVector": "NETWORK", "availabilityRequirement": "NOT_DEFINED", "baseScore": 8.6, "baseSeverity": "HIGH", "confidentialityRequirement": "NOT_DEFINED", "exploitMaturity": "NOT_DEFINED", "integrityRequirement": "NOT_DEFINED", "modifiedAttackComplexity": "NOT_DEFINED", "modifiedAttackRequirements": "NOT_DEFINED", "modifiedAttackVector": "NOT_DEFINED", "modifiedPrivilegesRequired": "NOT_DEFINED", "modifiedSubAvailabilityImpact": "NOT_DEFINED", "modifiedSubConfidentialityImpact": "NOT_DEFINED", "modifiedSubIntegrityImpact": "NOT_DEFINED", "modifiedUserInteraction": "NOT_DEFINED", "modifiedVulnAvailabilityImpact": "NOT_DEFINED", "modifiedVulnConfidentialityImpact": "NOT_DEFINED", "modifiedVulnIntegrityImpact": "NOT_DEFINED", "privilegesRequired": "HIGH", "providerUrgency": "NOT_DEFINED", "subAvailabilityImpact": "NONE", "subConfidentialityImpact": "NONE", "subIntegrityImpact": "NONE", "userInteraction": "NONE", "valueDensity": "NOT_DEFINED", "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X", "version": "4.0", "vulnAvailabilityImpact": "HIGH", "vulnConfidentialityImpact": "HIGH", "vulnIntegrityImpact": "HIGH", "vulnerabilityResponseEffort": "NOT_DEFINED"}, "source": "security-advisories@github.com", "type": "Secondary"}]}, "published": "2026-03-23T21:17:05.640", "references": [{"source": "security-advisories@github.com", "tags": ["Patch"], "url": "https://github.com/blinkospace/blinko/commit/bef6b770743e87c630db2d00d7049dabd96bfe85"}, {"source": "security-advisories@github.com", "tags": ["Release Notes"], "url": "https://github.com/blinkospace/blinko/releases/tag/1.8.4"}, {"source": "security-advisories@github.com", "tags": ["Vendor Advisory"], "url": "https://github.com/blinkospace/blinko/security/advisories/GHSA-59r2-82p8-c56v"}], "sourceIdentifier": "security-advisories@github.com", "vulnStatus": "Analyzed", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-78"}], "source": "security-advisories@github.com", "type": "Primary"}]}

{}

{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "semver", "value": "[0,1.8.4)"}}], "enrichment": {"confidence": 100.0, "confidence_source": "cna", "scores": [{"score": 100.0, "source": "cna"}]}, "original": {"product": "blinko", "source": "cna", "vendor": "blinkospace"}, "product": "blinko", "vendor": "blinkospace"}], "created": "2026-03-24T10:32:46.747335+00:00", "updated": "2026-03-24T10:32:46.747414+00:00", "vendors": ["blinkospace", "blinkospace$PRODUCT$blinko"]}