BrowserStack Runner 0.9.5 Path Traversal via _default HTTP Handler_CVE-2026-49144

{
    "lastseen": "",
    "description": "BrowserStack Runner through 0.9.5 contains a path traversal vulnerability in the _default HTTP handler in lib/server.js that allows unauthenticated network-adjacent attackers to read arbitrary files. Attackers can exploit the unauthenticated HTTP server bound on all interfaces to traverse outside the project root and access sensitive files.",
    "published": "2026-06-02T20:34:54.748Z",
    "modified": "2026-06-02T20:34:54.748Z",
    "type": "cve",
    "title": "BrowserStack Runner 0.9.5 Path Traversal via _default HTTP Handler",
    "source": "VulnCheck",
    "references": "https://github.com/browserstack/browserstack-runner/security/advisories/GHSA-8rpw-6cqh-2v9h\nhttps://www.vulncheck.com/advisories/browserstack-runner-path-traversal-via-default-http-handler",
    "id": "CVE-2026-49144",
    "bulletinFamily": "",
    "cwe": [
        "CWE-22"
    ],
    "cvelist": null,
    "sourceData": "browserstack browserstack-runner 0",
    "sourceHref": "",
    "cvss": {
        "score": 7.1,
        "severity": "HIGH",
        "vector": "CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N",
        "version": "4.0"
    },
    "cvss2": [],
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        "vectorString": "",
        "baseScore": 0,
        "baseSeverity": "",
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        "attackComplexity": "",
        "privilegesRequired": "",
        "userInteraction": "",
        "scope": "",
        "confidentialityImpact": "",
        "integrityImpact": "",
        "availabilityImpact": "",
        "cvssV3": {
            "version": "",
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            "baseScore": 0,
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    },
    "href": "",
    "category_name": "CVE",
    "post_link": "",
    "product": "browserstack-runner",
    "version": "0",
    "vendor": "browserstack",
    "ai_description": "",
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    "ai_score": 0
}