Unauthenticated Remote Code Execution in Langflow OSS PythonREPLComponent via Builtins Injection_CVE-2026-10561

{
    "lastseen": "",
    "description": "IBM Langflow OSS 1.0.0 through 1.9.3 has an vulnerability due to an improper isolation of Python execution combined with an authentication bypass that allows an unauthenticated attacker to execute arbitrary code on the host system, resulting in complete compromise",
    "published": "2026-06-22T13:22:07.628Z",
    "modified": "2026-06-22T13:22:07.628Z",
    "type": "cve",
    "title": "Unauthenticated Remote Code Execution in Langflow OSS PythonREPLComponent via Builtins Injection",
    "source": "ibm",
    "references": "https://www.ibm.com/support/pages/node/7277242",
    "id": "CVE-2026-10561",
    "bulletinFamily": "",
    "cwe": [
        "CWE-94"
    ],
    "cvelist": null,
    "sourceData": "IBM Langflow OSS 1.0.0",
    "sourceHref": "",
    "cvss": {
        "score": 10,
        "severity": "CRITICAL",
        "vector": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H",
        "version": "3.1"
    },
    "cvss2": [],
    "cvss3": {
        "version": "",
        "vectorString": "",
        "baseScore": 0,
        "baseSeverity": "",
        "attackVector": "",
        "attackComplexity": "",
        "privilegesRequired": "",
        "userInteraction": "",
        "scope": "",
        "confidentialityImpact": "",
        "integrityImpact": "",
        "availabilityImpact": "",
        "cvssV3": {
            "version": "",
            "vectorString": "",
            "baseScore": 0,
            "baseSeverity": "",
            "attackVector": "",
            "attackComplexity": "",
            "privilegesRequired": "",
            "userInteraction": "",
            "scope": "",
            "confidentialityImpact": "",
            "integrityImpact": "",
            "availabilityImpact": ""
        }
    },
    "href": "",
    "category_name": "CVE",
    "post_link": "",
    "product": "Langflow OSS",
    "version": "1.0.0",
    "vendor": "IBM",
    "ai_description": "Unauthenticated remote code execution vulnerability in Langflow OSS PythonREPLComponent via builtins injection",
    "ai_severity": "Critical",
    "ai_vendor": "IBM",
    "ai_product": "Langflow OSS",
    "ai_version": "1.0.0-1.9.3",
    "ai_score": 10
}