{"id":"CVE-2011-1996","aliases":["EUVD-2011-1990","GHSA-gwx3-q7h2-fw63"],"status":"published","title":"Microsoft Internet Explorer 6 through 8 does not properly handle objects in memory, which allows...","description":"Microsoft Internet Explorer 6 through 8 does not properly handle objects in memory, which allows remote attackers to execute arbitrary code by accessing a deleted object, aka \"Option Element Remote Code Execution Vulnerability.\"","severity":{"version":"2.0","score":9.3,"vector":"AV:N/AC:M/Au:N/C:C/I:C/A:C","level":"high","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-08","score":0.58847,"percentile":0.99115,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":true,"fix_available":false},"published":"2011-10-12T01:00:00Z","modified":"2026-06-16T23:30:34Z","exploits":[{"source":"exploitdb","id":"EDB-24020","title":"Microsoft Internet Explorer - Option Element Use-After-Free (MS11-081) (Metasploit)","type":"remote","platform":"windows","date":"2013-01-10","verified":true,"url":"https://www.exploit-db.com/exploits/24020"},{"source":"metasploit","id":"exploit/windows/browser/ms11_081_option","title":"MS11-081 Microsoft Internet Explorer Option Element Use-After-Free","type":"exploit","platform":"Windows","date":"2012-10-11","verified":true,"url":"https://www.rapid7.com/db/modules/exploit/windows/browser/ms11_081_option"}],"products":[{"vendor":"microsoft","product":"internet_explorer"}],"references":[{"url":"https://docs.microsoft.com/en-us/security-updates/securitybulletins/2011/ms11-081","tags":["vendor-advisory","x_refsource_MS","x_transferred","Patch","Vendor Advisory"]},{"url":"https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A12896","tags":["vdb-entry","signature","x_refsource_OVAL","x_transferred","Third Party Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2011-1996"},{"url":"https://github.com/advisories/GHSA-gwx3-q7h2-fw63"}],"sources":{"cve":[{"id":"CVE-2011-1996","description":"Microsoft Internet Explorer 6 through 8 does not properly handle objects in memory, which allows remote attackers to execute arbitrary code by accessing a deleted object, aka \"Option Element Remote Code Execution Vulnerability.\"","status":"published","published":"2011-10-12T01:00:00Z","modified":"2024-08-06T22:46:00.923Z","updated_at":"2026-11-02T14:35:38.711857Z"}],"euvd":[{"id":"EUVD-2011-1990","description":"Microsoft Internet Explorer 6 through 8 does not properly handle objects in memory, which allows remote attackers to execute arbitrary code by accessing a deleted object, aka \"Option Element Remote Code Execution Vulnerability.\"","status":"published","published":"2011-10-12T01:00:00Z","modified":"2024-08-06T22:46:00Z","updated_at":"2026-11-03T01:55:54.133107Z"}],"ghsa":[{"id":"GHSA-gwx3-q7h2-fw63","title":"Microsoft Internet Explorer 6 through 8 does not properly handle objects in memory, which allows...","description":"Microsoft Internet Explorer 6 through 8 does not properly handle objects in memory, which allows remote attackers to execute arbitrary code by accessing a deleted object, aka \"Option Element Remote Code Execution Vulnerability.\"","status":"published","published":"2022-05-13T01:03:28Z","modified":"2023-02-01T05:02:31Z","updated_at":"2026-11-02T14:49:56.179573Z"}],"nvd":[{"id":"CVE-2011-1996","description":"Microsoft Internet Explorer 6 through 8 does not properly handle objects in memory, which allows remote attackers to execute arbitrary code by accessing a deleted object, aka \"Option Element Remote Code Execution Vulnerability.\"","status":"published","published":"2011-10-12T02:52:43.597Z","modified":"2026-06-16T23:30:34.13Z","cvss":[{"version":"2.0","score":9.3,"vector":"AV:N/AC:M/Au:N/C:C/I:C/A:C","level":"high","assessor":"primary"}],"updated_at":"2026-11-02T14:02:10.769216Z"}]}}