{
    "id": "CVE-2008-5551",
    "published": "2008-12-12 18:30:03",
    "last_modified": "2026-06-16 23:00:31",
    "cvss_score": "4.3",
    "cvss_severity": "MEDIUM",
    "cvss_version": "2.0",
    "cvss_vector": "AV:N/AC:M/Au:N/C:N/I:P/A:N",
    "cwe": "CWE-79",
    "description": "The XSS Filter in Microsoft Internet Explorer 8.0 Beta 2 allows remote attackers to bypass the XSS protection mechanism and conduct XSS attacks by injecting data at two different positions within an HTML document, related to STYLE elements and the CSS expression property, aka a \"double injection.\"",
    "epss_score": "0.13994",
    "epss_percentile": "0.96431",
    "kev": 0,
    "kev_due": null,
    "has_exploit": 1,
    "updated_at": "2026-09-27 18:17:08",
    "priority": {
        "rank": 2,
        "label": "Patch early",
        "why": "A public exploit exists."
    },
    "products": [
        {
            "vendor": "microsoft",
            "product": "internet_explorer"
        }
    ],
    "kev_detail": null,
    "exploits": [
        {
            "source": "exploit-db",
            "ref_id": "32654",
            "title": "Microsoft Internet Explorer 8 - CSS 'expression' Property Cross-Site Scripting Filter Bypass",
            "date": "2008-12-11",
            "url": "https://www.exploit-db.com/exploits/32654"
        }
    ],
    "refs_list": [
        "http://securityreason.com/securityalert/4724",
        "http://www.securityfocus.com/archive/1/499124/100/0/threaded",
        "http://www.securityfocus.com/bid/32780",
        "https://exchange.xforce.ibmcloud.com/vulnerabilities/47277",
        "http://securityreason.com/securityalert/4724",
        "http://www.securityfocus.com/archive/1/499124/100/0/threaded",
        "http://www.securityfocus.com/bid/32780",
        "https://exchange.xforce.ibmcloud.com/vulnerabilities/47277"
    ]
}