{"id":"CVE-2026-91140","state":"PUBLISHED","title":"OS command injection in Progress Software Autonomous REST Connector GenAI Agents","description":"An OS command injection vulnerability in the shell-based temporary-file cleanup instructions in Progress Software Autonomous REST Connector GenAI Agents ARCGenAI-Generator version 2.0 allows an attacker who supplies a crafted Swagger/OpenAPI document to execute arbitrary commands on a developer's machine when a user invokes the generator.","publishedAt":"2026-10-06T13:46:11.357Z","updatedAt":"2026-10-07T03:55:20.033Z","severity":{"score":9.6,"label":"Critical","version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H","source":"ProgressSoftware"},"assigner":"ProgressSoftware","products":["Progress Software Autonomous REST Connector GenAI Agents"],"affected":[{"vendor":"Progress Software","product":"Autonomous REST Connector GenAI Agents","defaultStatus":"unaffected","versions":[{"version":"2.0","status":"affected","lessThan":"2.1","versionType":"custom"}]}],"references":["https://github.com/progress/datadirect-arc-ai-model-gen/commit/7ede6d96eb033d647ffdcabf8d8069c098293575","https://community.progress.com/s/article/Progress-DataDirect-Critical-Security-Alert-Bulletin-September-2026-CVE-2026-91140"],"weaknesses":["CWE-78"],"ingestedAt":"2026-10-29T20:13:34.582Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/91xxx/CVE-2026-91140.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-91140","state":"PUBLISHED","datePublished":"2026-10-06T13:46:11.357Z","dateUpdated":"2026-10-07T03:55:20.033Z","assignerShortName":"ProgressSoftware","assignerOrgId":"f9fea0b6-671e-4eea-8fde-31911902ae05","dateReserved":"2026-09-14T20:30:04.894Z"},"containers":{"cna":{"title":"OS command injection in Progress Software Autonomous REST Connector GenAI Agents","descriptions":[{"lang":"en","value":"An OS command injection vulnerability in the shell-based temporary-file cleanup instructions in Progress Software Autonomous REST Connector GenAI Agents ARCGenAI-Generator version 2.0 allows an attacker who supplies a crafted Swagger/OpenAPI document to execute arbitrary commands on a developer's machine when a user invokes the generator."}],"affected":[{"vendor":"Progress Software","product":"Autonomous REST Connector GenAI Agents","defaultStatus":"unaffected","versions":[{"version":"2.0","status":"affected","lessThan":"2.1","versionType":"custom"}]}],"references":[{"url":"https://github.com/progress/datadirect-arc-ai-model-gen/commit/7ede6d96eb033d647ffdcabf8d8069c098293575","tags":["patch"]},{"url":"https://community.progress.com/s/article/Progress-DataDirect-Critical-Security-Alert-Bulletin-September-2026-CVE-2026-91140","tags":["vendor-advisory"]}],"metrics":[{"format":"CVSS","scenarios":[{"lang":"en","value":"GENERAL"}],"cvssV3_1":{"version":"3.1","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"NONE","userInteraction":"REQUIRED","scope":"CHANGED","confidentialityImpact":"HIGH","integrityImpact":"HIGH","availabilityImpact":"HIGH","baseSeverity":"CRITICAL","baseScore":9.6,"vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H"}}],"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"}]}],"providerMetadata":{"shortName":"ProgressSoftware","orgId":"f9fea0b6-671e-4eea-8fde-31911902ae05","dateUpdated":"2026-10-06T13:46:11.357Z"},"impacts":[{"descriptions":[{"lang":"en","value":"An attacker can execute arbitrary operating system commands with the privileges of the user running the agent."}]}],"workarounds":[{"lang":"en","value":"Upgrade ARCGenAI-Generator to version 2.1 or later. 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Until the upgrade is applied, do not process untrusted Swagger/OpenAPI documents."}]}],"credits":[{"lang":"en","value":"Abhishek Nandkumar Bhaskar (Abhi-Hackz)","type":"finder"}],"source":{"discovery":"EXTERNAL"},"x_generator":{"engine":"Vulnogram 0.2.0"}},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-10-06T00:00:00+00:00","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"total"}],"role":"CISA Coordinator","version":"2.0.3","id":"CVE-2026-91140"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2026-10-07T03:55:20.033Z"}}]}}}