{
    "id": "CVE-2019-17266",
    "published": "2019-10-06 22:15:10",
    "last_modified": "2026-06-17 02:23:36",
    "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-125",
    "description": "libsoup from versions 2.65.1 until 2.68.1 have a heap-based buffer over-read because soup_ntlm_parse_challenge() in soup-auth-ntlm.c does not properly check an NTLM message's length before proceeding with a memcpy.",
    "epss_score": "0.02784",
    "epss_percentile": "0.86023",
    "kev": 0,
    "kev_due": null,
    "has_exploit": 0,
    "updated_at": "2026-10-12 18:17:20",
    "priority": {
        "rank": 3,
        "label": "In your normal cycle",
        "why": "Critical by CVSS (9.8), but no sign of active exploitation."
    },
    "products": [
        {
            "vendor": "canonical",
            "product": "ubuntu_linux"
        },
        {
            "vendor": "gnome",
            "product": "libsoup"
        }
    ],
    "kev_detail": null,
    "exploits": [],
    "refs_list": [
        "https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=941912",
        "https://github.com/Kirin-say/Vulnerabilities/blob/master/CVE-2019-17266_POC.md",
        "https://gitlab.gnome.org/GNOME/libsoup/commit/88b7dff4467f4151afae244ea7d1223753cd05ab",
        "https://gitlab.gnome.org/GNOME/libsoup/commit/f8a54ac85eec2008c85393f331cdd251af8266ad",
        "https://gitlab.gnome.org/GNOME/libsoup/issues/173",
        "https://security-tracker.debian.org/tracker/CVE-2019-17266",
        "https://usn.ubuntu.com/4152-1/",
        "https://www.mail-archive.com/debian-bugs-dist%40lists.debian.org/msg1705054.html",
        "https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=941912",
        "https://github.com/Kirin-say/Vulnerabilities/blob/master/CVE-2019-17266_POC.md",
        "https://gitlab.gnome.org/GNOME/libsoup/commit/88b7dff4467f4151afae244ea7d1223753cd05ab",
        "https://gitlab.gnome.org/GNOME/libsoup/commit/f8a54ac85eec2008c85393f331cdd251af8266ad",
        "https://gitlab.gnome.org/GNOME/libsoup/issues/173",
        "https://security-tracker.debian.org/tracker/CVE-2019-17266",
        "https://usn.ubuntu.com/4152-1/",
        "https://www.mail-archive.com/debian-bugs-dist%40lists.debian.org/msg1705054.html"
    ]
}