{
    "id": "CVE-2008-3790",
    "published": "2008-08-27 20:41:00",
    "last_modified": "2026-06-16 22:56:32",
    "cvss_score": "5.0",
    "cvss_severity": "MEDIUM",
    "cvss_version": "2.0",
    "cvss_vector": "AV:N/AC:L/Au:N/C:N/I:N/A:P",
    "cwe": "CWE-20",
    "description": "The REXML module in Ruby 1.8.6 through 1.8.6-p287, 1.8.7 through 1.8.7-p72, and 1.9 allows context-dependent attackers to cause a denial of service (CPU consumption) via an XML document with recursively nested entities, aka an \"XML entity explosion.\"",
    "epss_score": "0.15197",
    "epss_percentile": "0.96642",
    "kev": 0,
    "kev_due": null,
    "has_exploit": 1,
    "updated_at": "2026-09-27 18:17:07",
    "priority": {
        "rank": 2,
        "label": "Patch early",
        "why": "A public exploit exists."
    },
    "products": [
        {
            "vendor": "ruby-lang",
            "product": "ruby"
        }
    ],
    "kev_detail": null,
    "exploits": [
        {
            "source": "exploit-db",
            "ref_id": "32292",
            "title": "Ruby 1.9 - REXML Remote Denial of Service",
            "date": "2008-08-23",
            "url": "https://www.exploit-db.com/exploits/32292"
        }
    ],
    "refs_list": [
        "http://groups.google.com/group/comp.lang.ruby/browse_thread/thread/19f69e8a081fc0d1/e138e014b74352ca",
        "http://lists.apple.com/archives/security-announce/2009/May/msg00002.html",
        "http://secunia.com/advisories/31602",
        "http://secunia.com/advisories/32165",
        "http://secunia.com/advisories/32219",
        "http://secunia.com/advisories/32255",
        "http://secunia.com/advisories/32256",
        "http://secunia.com/advisories/32371",
        "http://secunia.com/advisories/33178",
        "http://secunia.com/advisories/33185",
        "http://secunia.com/advisories/35074",
        "http://security.gentoo.org/glsa/glsa-200812-17.xml",
        "http://support.apple.com/kb/HT3549",
        "http://support.avaya.com/elmodocs2/security/ASA-2008-424.htm",
        "http://weblog.rubyonrails.org/2008/9/3/rails-2-0-4-maintenance-release",
        "http://www.debian.org/security/2008/dsa-1651",
        "http://www.debian.org/security/2008/dsa-1652",
        "http://www.openwall.com/lists/oss-security/2008/08/25/4",
        "http://www.openwall.com/lists/oss-security/2008/08/26/1",
        "http://www.openwall.com/lists/oss-security/2008/08/26/4",
        "http://www.redhat.com/support/errata/RHSA-2008-0897.html",
        "http://www.ruby-lang.org/en/news/2008/08/23/dos-vulnerability-in-rexml/",
        "http://www.ruby-lang.org/security/20080823rexml/rexml-expansion-fix.rb",
        "http://www.securityfocus.com/bid/30802",
        "http://www.securitytracker.com/id?1020735"
    ]
}