FreeSWITCH includes a vulnerable function, PREFIX(prologTok)() from libexpat_CVE-2026-49472

{
    "lastseen": "",
    "description": "FreeSWITCH is a Software Defined Telecom Stack enabling the digital transformation from proprietary telecom switches to a software implementation that runs on any commodity hardware. Prior to version 1.11.0, FreeSWITCH includes a vulnerable function, PREFIX(prologTok)(), in libs/xmlrpc-c/lib/expat/xmltok/xmltok_impl.c, which was cloned from an outdated and vulnerable version in libexpat/libexpat. The function did not receive the corresponding security patch. This issue has been patched in version 1.11.0.",
    "published": "2026-06-09T15:59:49.383Z",
    "modified": "2026-06-09T15:59:49.383Z",
    "type": "cve",
    "title": "FreeSWITCH includes a vulnerable function, PREFIX(prologTok)() from libexpat",
    "source": "GitHub_M",
    "references": "https://github.com/signalwire/freeswitch/security/advisories/GHSA-4jm3-xpcm-mwwq\nhttps://github.com/signalwire/freeswitch/releases/tag/v1.11.0",
    "id": "CVE-2026-49472",
    "bulletinFamily": "",
    "cwe": [
        "CWE-116"
    ],
    "cvelist": null,
    "sourceData": "signalwire freeswitch < 1.11.0",
    "sourceHref": "",
    "cvss": {
        "score": 5.3,
        "severity": "MEDIUM",
        "vector": "CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:N/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": "",
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            "privilegesRequired": "",
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        }
    },
    "href": "",
    "category_name": "CVE",
    "post_link": "",
    "product": "freeswitch",
    "version": "< 1.11.0",
    "vendor": "signalwire",
    "ai_description": "",
    "ai_severity": "",
    "ai_vendor": "",
    "ai_product": "",
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    "ai_score": 0
}