{
    "id": "CVE-2009-1493",
    "published": "2009-04-30 20:30:00",
    "last_modified": "2026-06-16 23:07:23",
    "cvss_score": "6.8",
    "cvss_severity": "MEDIUM",
    "cvss_version": "2.0",
    "cvss_vector": "AV:N/AC:M/Au:N/C:P/I:P/A:P",
    "cwe": "CWE-399",
    "description": "The customDictionaryOpen spell method in the JavaScript API in Adobe Reader 9.1, 8.1.4, 7.1.1, and earlier on Linux and UNIX allows remote attackers to cause a denial of service (memory corruption) or execute arbitrary code via a PDF file that triggers a call to this method with a long string in the second argument.",
    "epss_score": "0.21826",
    "epss_percentile": "0.97568",
    "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": "adobe",
            "product": "reader"
        },
        {
            "vendor": "linux",
            "product": "linux_kernel"
        }
    ],
    "kev_detail": null,
    "exploits": [
        {
            "source": "exploit-db",
            "ref_id": "8570",
            "title": "Adobe 8.1.4/9.1 - 'customDictionaryOpen()' Code Execution",
            "date": "2009-04-29",
            "url": "https://www.exploit-db.com/exploits/8570"
        }
    ],
    "refs_list": [
        "http://blogs.adobe.com/psirt/2009/04/update_on_adobe_reader_issue.html",
        "http://blogs.adobe.com/psirt/2009/05/adobe_reader_issue_update.html",
        "http://lists.opensuse.org/opensuse-security-announce/2009-05/msg00001.html",
        "http://lists.opensuse.org/opensuse-security-announce/2009-06/msg00003.html",
        "http://osvdb.org/54129",
        "http://packetstorm.linuxsecurity.com/0904-exploits/spell.txt",
        "http://secunia.com/advisories/34924",
        "http://secunia.com/advisories/35055",
        "http://secunia.com/advisories/35096",
        "http://secunia.com/advisories/35152",
        "http://secunia.com/advisories/35358",
        "http://secunia.com/advisories/35416",
        "http://secunia.com/advisories/35734",
        "http://security.gentoo.org/glsa/glsa-200907-06.xml",
        "http://sunsolve.sun.com/search/document.do?assetkey=1-66-259028-1",
        "http://support.nortel.com/go/main.jsp?cscat=BLTNDETAIL&id=926953",
        "http://www.adobe.com/support/security/bulletins/apsb09-06.html",
        "http://www.kb.cert.org/vuls/id/970180",
        "http://www.redhat.com/support/errata/RHSA-2009-0478.html",
        "http://www.securityfocus.com/bid/34740",
        "http://www.securitytracker.com/id?1022139",
        "http://www.us-cert.gov/cas/techalerts/TA09-133B.html",
        "http://www.vupen.com/english/advisories/2009/1189",
        "http://www.vupen.com/english/advisories/2009/1317",
        "https://exchange.xforce.ibmcloud.com/vulnerabilities/50146"
    ]
}