{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-43991", "assignerOrgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "state": "PUBLISHED", "assignerShortName": "GitHub_M", "dateReserved": "2026-05-04T20:24:31.917Z", "datePublished": "2026-05-12T16:19:54.198Z", "dateUpdated": "2026-05-12T16:19:54.198Z"}, "containers": {"cna": {"title": "JunoClaw: plugin-shell shell-injection bypass via substring blocklist", "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"}]}, {"descriptions": [{"cweId": "CWE-184", "lang": "en", "description": "CWE-184: Incomplete List of Disallowed Inputs", "type": "CWE"}]}], "metrics": [{"cvssV3_1": {"attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 8.4, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:L/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-fvq5-79h6-952c", "tags": ["x_refsource_CONFIRM"], "url": "https://github.com/Dragonmonk111/junoclaw/security/advisories/GHSA-fvq5-79h6-952c"}, {"name": "https://github.com/Dragonmonk111/junoclaw/commit/2bc54f6", "tags": ["x_refsource_MISC"], "url": "https://github.com/Dragonmonk111/junoclaw/commit/2bc54f6"}], "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": "2026-05-12T16:19:54.198Z"}, "descriptions": [{"lang": "en", "value": "JunoClaw is an agentic AI platform built on Juno Network. Prior to 0.x.y-security-1, substring-based blocklist in plugin-shell's command-safety check could be bypassed by adversarial argument constructions, allowing unauthorized command execution on the host when combined with the companion advisory. Pre-patch, the check was applied to the raw command string rather than the parsed first token. This vulnerability is fixed in 0.x.y-security-1."}], "source": {"advisory": "GHSA-fvq5-79h6-952c", "discovery": "UNKNOWN"}}}}

{}

{"cveTags": [], "descriptions": [{"lang": "en", "value": "JunoClaw is an agentic AI platform built on Juno Network. Prior to 0.x.y-security-1, substring-based blocklist in plugin-shell's command-safety check could be bypassed by adversarial argument constructions, allowing unauthorized command execution on the host when combined with the companion advisory. Pre-patch, the check was applied to the raw command string rather than the parsed first token. This vulnerability is fixed in 0.x.y-security-1."}], "id": "CVE-2026-43991", "lastModified": "2026-05-12T17:16:21.090", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 8.4, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 2.5, "impactScore": 5.9, "source": "security-advisories@github.com", "type": "Secondary"}]}, "published": "2026-05-12T17:16:21.090", "references": [{"source": "security-advisories@github.com", "url": "https://github.com/Dragonmonk111/junoclaw/commit/2bc54f6"}, {"source": "security-advisories@github.com", "url": "https://github.com/Dragonmonk111/junoclaw/security/advisories/GHSA-fvq5-79h6-952c"}], "sourceIdentifier": "security-advisories@github.com", "vulnStatus": "Received", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-78"}, {"lang": "en", "value": "CWE-184"}], "source": "security-advisories@github.com", "type": "Primary"}]}

{}

{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "generic", "value": "[0,<v0.x.y-security-1)"}}], "enrichment": {"confidence": 100.0, "confidence_source": "cna", "scores": [{"score": 100.0, "source": "cna"}]}, "original": {"product": "junoclaw", "source": "cna", "vendor": "Dragonmonk111"}, "product": "junoclaw", "vendor": "dragonmonk111"}], "created": "2026-05-12T17:45:20.458106+00:00", "updated": "2026-05-13T10:38:42.503330+00:00", "vendors": ["dragonmonk111", "dragonmonk111$PRODUCT$junoclaw"]}