Path Traversal and Arbitrary File Write Vulnerability in IBM Langflow Desktop API v2 File Upload Endpoint_CVE-2026-3345

{
    "lastseen": "",
    "description": "IBM Langflow Desktop <=1.8.4 Langflow could allow a remote attacker to traverse directories on the system. An attacker could send a specially crafted URL request containing \"dot dot\" sequences (/../) to view arbitrary files on the system.",
    "published": "2026-04-30T21:11:20.614Z",
    "modified": "2026-04-30T21:11:20.614Z",
    "type": "cve",
    "title": "Path Traversal and Arbitrary File Write Vulnerability in IBM Langflow Desktop API v2 File Upload Endpoint",
    "source": "ibm",
    "references": "https://www.ibm.com/support/pages/node/7271094",
    "id": "CVE-2026-3345",
    "bulletinFamily": "",
    "cwe": [
        "CWE-22"
    ],
    "cvelist": null,
    "sourceData": "IBM Langflow Desktop 1.8.4",
    "sourceHref": "",
    "cvss": {
        "score": 6.5,
        "severity": "MEDIUM",
        "vector": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N",
        "version": "3.1"
    },
    "cvss2": [],
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        "baseScore": 0,
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        "privilegesRequired": "",
        "userInteraction": "",
        "scope": "",
        "confidentialityImpact": "",
        "integrityImpact": "",
        "availabilityImpact": "",
        "cvssV3": {
            "version": "",
            "vectorString": "",
            "baseScore": 0,
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        }
    },
    "href": "",
    "category_name": "CVE",
    "post_link": "",
    "product": "Langflow Desktop",
    "version": "1.8.4",
    "vendor": "IBM",
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    "ai_score": 0
}