{
    "id": "CVE-2020-26154",
    "published": "2020-09-30 18:15:27",
    "last_modified": "2026-06-17 03:07:43",
    "cvss_score": "9.8",
    "cvss_severity": "CRITICAL",
    "cvss_version": "3.1",
    "cvss_vector": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
    "cwe": "CWE-120",
    "description": "url.cpp in libproxy through 0.4.15 is prone to a buffer overflow when PAC is enabled, as demonstrated by a large PAC file that is delivered without a Content-length header.",
    "epss_score": "0.03556",
    "epss_percentile": "0.89015",
    "kev": 0,
    "kev_due": null,
    "has_exploit": 0,
    "updated_at": "2026-10-09 18:17:25",
    "priority": {
        "rank": 3,
        "label": "In your normal cycle",
        "why": "Critical by CVSS (9.8), but no sign of active exploitation."
    },
    "products": [
        {
            "vendor": "debian",
            "product": "debian_linux"
        },
        {
            "vendor": "fedoraproject",
            "product": "fedora"
        },
        {
            "vendor": "libproxy_project",
            "product": "libproxy"
        },
        {
            "vendor": "opensuse",
            "product": "leap"
        }
    ],
    "kev_detail": null,
    "exploits": [],
    "refs_list": [
        "http://lists.opensuse.org/opensuse-security-announce/2020-10/msg00030.html",
        "http://lists.opensuse.org/opensuse-security-announce/2020-10/msg00033.html",
        "https://bugs.debian.org/968366",
        "https://github.com/libproxy/libproxy/pull/126",
        "https://lists.debian.org/debian-lts-announce/2020/11/msg00024.html",
        "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/3BID3HVHAF6DA3YJOFDBSAZSMR3ODNIW/",
        "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/WZVZXTFMFTSML3J6OOCDBDYH474BRJSW/",
        "https://www.debian.org/security/2020/dsa-4800",
        "http://lists.opensuse.org/opensuse-security-announce/2020-10/msg00030.html",
        "http://lists.opensuse.org/opensuse-security-announce/2020-10/msg00033.html",
        "https://bugs.debian.org/968366",
        "https://github.com/libproxy/libproxy/pull/126",
        "https://lists.debian.org/debian-lts-announce/2020/11/msg00024.html",
        "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/3BID3HVHAF6DA3YJOFDBSAZSMR3ODNIW/",
        "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/WZVZXTFMFTSML3J6OOCDBDYH474BRJSW/",
        "https://www.debian.org/security/2020/dsa-4800"
    ]
}