{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-40088", "assignerOrgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "state": "PUBLISHED", "assignerShortName": "GitHub_M", "dateReserved": "2026-04-09T00:39:12.206Z", "datePublished": "2026-04-09T19:45:13.203Z", "dateUpdated": "2026-04-09T20:14:56.938Z"}, "containers": {"cna": {"title": "Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection') in praisonai", "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": [{"cvssV3_1": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 9.7, "baseSeverity": "CRITICAL", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "CHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H", "version": "3.1"}}], "references": [{"name": "https://github.com/MervinPraison/PraisonAI/security/advisories/GHSA-2763-cj5r-c79m", "tags": ["x_refsource_CONFIRM"], "url": "https://github.com/MervinPraison/PraisonAI/security/advisories/GHSA-2763-cj5r-c79m"}, {"name": "https://github.com/MervinPraison/PraisonAI/releases/tag/v4.5.121", "tags": ["x_refsource_MISC"], "url": "https://github.com/MervinPraison/PraisonAI/releases/tag/v4.5.121"}], "affected": [{"vendor": "MervinPraison", "product": "PraisonAI", "versions": [{"version": "< 4.5.121", "status": "affected"}]}], "providerMetadata": {"orgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "shortName": "GitHub_M", "dateUpdated": "2026-04-09T19:45:13.203Z"}, "descriptions": [{"lang": "en", "value": "PraisonAI is a multi-agent teams system. Prior to 4.5.121, the execute_command function and workflow shell execution are exposed to user-controlled input via agent workflows, YAML definitions, and LLM-generated tool calls, allowing attackers to inject arbitrary shell commands through shell metacharacters. This vulnerability is fixed in 4.5.121."}], "source": {"advisory": "GHSA-2763-cj5r-c79m", "discovery": "UNKNOWN"}}, "adp": [{"metrics": [{"other": {"type": "ssvc", "content": {"timestamp": "2026-04-09T20:14:27.344510Z", "id": "CVE-2026-40088", "options": [{"Exploitation": "poc"}, {"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": "2026-04-09T20:14:56.938Z"}}]}}

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{"cveTags": [], "descriptions": [{"lang": "en", "value": "PraisonAI is a multi-agent teams system. Prior to 4.5.121, the execute_command function and workflow shell execution are exposed to user-controlled input via agent workflows, YAML definitions, and LLM-generated tool calls, allowing attackers to inject arbitrary shell commands through shell metacharacters. This vulnerability is fixed in 4.5.121."}], "id": "CVE-2026-40088", "lastModified": "2026-04-09T20:16:27.597", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 9.6, "baseSeverity": "CRITICAL", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "CHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 2.8, "impactScore": 6.0, "source": "security-advisories@github.com", "type": "Secondary"}]}, "published": "2026-04-09T20:16:27.597", "references": [{"source": "security-advisories@github.com", "url": "https://github.com/MervinPraison/PraisonAI/releases/tag/v4.5.121"}, {"source": "security-advisories@github.com", "url": "https://github.com/MervinPraison/PraisonAI/security/advisories/GHSA-2763-cj5r-c79m"}], "sourceIdentifier": "security-advisories@github.com", "vulnStatus": "Received", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-78"}], "source": "security-advisories@github.com", "type": "Primary"}]}

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