{
    "id": "CVE-2013-4547",
    "published": "2013-11-23 18:55:04",
    "last_modified": "2026-06-16 23:57:25",
    "cvss_score": "7.5",
    "cvss_severity": "HIGH",
    "cvss_version": "2.0",
    "cvss_vector": "AV:N/AC:L/Au:N/C:P/I:P/A:P",
    "cwe": "CWE-116",
    "description": "nginx 0.8.41 through 1.4.3 and 1.5.x before 1.5.7 allows remote attackers to bypass intended restrictions via an unescaped space character in a URI.",
    "epss_score": "0.67718",
    "epss_percentile": "0.99296",
    "kev": 0,
    "kev_due": null,
    "has_exploit": 1,
    "updated_at": "2026-09-27 18:17:12",
    "priority": {
        "rank": 2,
        "label": "Patch early",
        "why": "A public exploit exists."
    },
    "products": [
        {
            "vendor": "f5",
            "product": "nginx"
        },
        {
            "vendor": "opensuse",
            "product": "opensuse"
        },
        {
            "vendor": "suse",
            "product": "lifecycle_management_server"
        },
        {
            "vendor": "suse",
            "product": "studio_onsite"
        },
        {
            "vendor": "suse",
            "product": "webyast"
        }
    ],
    "kev_detail": null,
    "exploits": [
        {
            "source": "exploit-db",
            "ref_id": "38846",
            "title": "Nginx 1.1.17 - URI Processing SecURIty Bypass",
            "date": "2013-11-19",
            "url": "https://www.exploit-db.com/exploits/38846"
        }
    ],
    "refs_list": [
        "http://lists.opensuse.org/opensuse-security-announce/2013-12/msg00007.html",
        "http://lists.opensuse.org/opensuse-updates/2013-11/msg00084.html",
        "http://lists.opensuse.org/opensuse-updates/2013-11/msg00118.html",
        "http://lists.opensuse.org/opensuse-updates/2013-11/msg00119.html",
        "http://mailman.nginx.org/pipermail/nginx-announce/2013/000125.html",
        "http://secunia.com/advisories/55757",
        "http://secunia.com/advisories/55822",
        "http://secunia.com/advisories/55825",
        "http://www.debian.org/security/2012/dsa-2802",
        "http://lists.opensuse.org/opensuse-security-announce/2013-12/msg00007.html",
        "http://lists.opensuse.org/opensuse-updates/2013-11/msg00084.html",
        "http://lists.opensuse.org/opensuse-updates/2013-11/msg00118.html",
        "http://lists.opensuse.org/opensuse-updates/2013-11/msg00119.html",
        "http://mailman.nginx.org/pipermail/nginx-announce/2013/000125.html",
        "http://secunia.com/advisories/55757",
        "http://secunia.com/advisories/55822",
        "http://secunia.com/advisories/55825",
        "http://www.debian.org/security/2012/dsa-2802"
    ]
}