Pi-hole FTL: Unauthenticated Session Hijacking via Race Condition on Global Session Buffer_CVE-2026-44693

{
    "lastseen": "",
    "description": "Pi-hole FTL is the core engine of the Pi-hole network-level advertisement and tracker blocker. Prior to version 6.6.1, Pi-hole FTL contains a race condition vulnerability in the HTTP session management subsystem, introduced with the v6.0 rewrite of the embedded CivetWeb-based web server. This issue has been patched in version 6.6.1.",
    "published": "2026-06-10T22:11:29.237Z",
    "modified": "2026-06-10T22:11:29.237Z",
    "type": "cve",
    "title": "Pi-hole FTL: Unauthenticated Session Hijacking via Race Condition on Global Session Buffer",
    "source": "GitHub_M",
    "references": "https://github.com/pi-hole/FTL/security/advisories/GHSA-9ff5-f3v5-2xc7\nhttps://github.com/pi-hole/FTL/releases/tag/v6.6.1",
    "id": "CVE-2026-44693",
    "bulletinFamily": "",
    "cwe": [
        "CWE-362"
    ],
    "cvelist": null,
    "sourceData": "pi-hole FTL < 6.6.1",
    "sourceHref": "",
    "cvss": {
        "score": 8.8,
        "severity": "HIGH",
        "vector": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/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": "FTL",
    "version": "< 6.6.1",
    "vendor": "pi-hole",
    "ai_description": "Unauthenticated session hijacking via race condition on global session buffer in Pi-hole FTL",
    "ai_severity": "High",
    "ai_vendor": "Pi-hole",
    "ai_product": "Pi-hole FTL",
    "ai_version": "< 6.6.1",
    "ai_score": 8.8
}