CVE-2026-51997

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{"affected": [{"affectedData": [{"product": "n/a", "vendor": "n/a", "versions": [{"status": "affected", "version": "n/a"}]}], "source": "cve@mitre.org"}], "cveTags": [], "descriptions": [{"lang": "en", "value": "An issue in geelen mcp-remote 0.1.16 through 0.1.38 allows a remote attacker to execute arbitrary code via the open() functions"}], "id": "CVE-2026-51997", "lastModified": "2026-09-25T17:17:09.083", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 8.8, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 2.8, "impactScore": 5.9, "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "type": "Secondary"}], "ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2026-51997", "options": [{"exploitation": "none"}, {"automatable": "no"}, {"technicalImpact": "total"}], "role": "CISA Coordinator", "timestamp": "2026-09-25T16:30:01.121484Z", "version": "2.0.3"}}]}, "published": "2026-09-24T15:17:23.397", "references": [{"source": "cve@mitre.org", "url": "https://github.com/geelen/mcp-remote"}, {"source": "cve@mitre.org", "url": "https://github.com/geelen/mcp-remote/security/advisories"}, {"source": "cve@mitre.org", "url": "https://github.com/playb0t/mcp-remote-oauth-security/blob/v1.0.1/advisories/F-08-browser-url-validation.md"}], "sourceIdentifier": "cve@mitre.org", "vulnStatus": "Deferred", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-20"}, {"lang": "en", "value": "CWE-94"}, {"lang": "en", "value": "CWE-918"}], "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "type": "Secondary"}]}

{}

{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "semver", "value": "[0.1.16,0.1.38]"}}], "enrichment": {"confidence": 90.0, "confidence_source": "inferred", "scores": [{"score": 90.0, "source": "inferred"}]}, "original": {"product": "n/a", "source": "cna", "vendor": "n/a"}, "product": "mcp-remote", "vendor": "geelen"}], "created": "2026-09-26T03:15:04.182448+00:00", "title": "Arbitrary Code Execution via open() Function in Geelen MCP-Remote", "updated": "2026-09-27T11:44:50.191838+00:00", "vendors": ["geelen", "geelen$PRODUCT$mcp-remote"], "weaknesses": ["CWE-20", "CWE-918", "CWE-94"]}