{"id":"CVE-2012-4775","aliases":["EUVD-2012-4700","GHSA-vhg9-6q2r-r84v"],"status":"published","title":"Use-after-free vulnerability in Microsoft Internet Explorer 9 allows remote attackers to execute...","description":"Use-after-free vulnerability in Microsoft Internet Explorer 9 allows remote attackers to execute arbitrary code via a crafted web site, aka \"CTreeNode Use After Free 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":0.22444,"percentile":0.97714,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-399"],"published":"2012-11-14T00:00:00Z","modified":"2026-06-16T23:45:42Z","products":[{"vendor":"microsoft","product":"internet_explorer"}],"references":[{"url":"http://www.securityfocus.com/bid/56422","tags":["vdb-entry","x_refsource_BID","x_transferred"]},{"url":"https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A15932","tags":["vdb-entry","signature","x_refsource_OVAL","x_transferred"]},{"url":"http://www.securitytracker.com/id?1027749","tags":["vdb-entry","x_refsource_SECTRACK","x_transferred"]},{"url":"https://docs.microsoft.com/en-us/security-updates/securitybulletins/2012/ms12-071","tags":["vendor-advisory","x_refsource_MS","x_transferred"]},{"url":"http://secunia.com/advisories/51202","tags":["third-party-advisory","x_refsource_SECUNIA","x_transferred"]},{"url":"http://www.us-cert.gov/cas/techalerts/TA12-318A.html","tags":["third-party-advisory","x_refsource_CERT","x_transferred","US Government Resource"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2012-4775"},{"url":"https://github.com/advisories/GHSA-vhg9-6q2r-r84v"}],"sources":{"cve":[{"id":"CVE-2012-4775","description":"Use-after-free vulnerability in Microsoft Internet Explorer 9 allows remote attackers to execute arbitrary code via a crafted web site, aka \"CTreeNode Use After Free Vulnerability.\"","status":"published","published":"2012-11-14T00:00:00Z","modified":"2025-01-16T20:53:40.048Z","cvss":[{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high","assessor":"adp"}],"updated_at":"2026-11-02T14:34:51.269982Z"}],"euvd":[{"id":"EUVD-2012-4700","description":"Use-after-free vulnerability in Microsoft Internet Explorer 9 allows remote attackers to execute arbitrary code via a crafted web site, aka \"CTreeNode Use After Free Vulnerability.\"","status":"published","published":"2012-11-14T00:00:00Z","modified":"2025-01-16T20:53:40Z","cvss":[{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high"}],"updated_at":"2026-11-03T00:04:18.077485Z"}],"ghsa":[{"id":"GHSA-vhg9-6q2r-r84v","title":"Use-after-free vulnerability in Microsoft Internet Explorer 9 allows remote attackers to execute...","description":"Use-after-free vulnerability in Microsoft Internet Explorer 9 allows remote attackers to execute arbitrary code via a crafted web site, aka \"CTreeNode Use After Free Vulnerability.\"","status":"published","published":"2022-05-13T01:15:43Z","modified":"2025-01-16T21:30:55Z","cvss":[{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high"}],"updated_at":"2026-11-02T14:59:34.007286Z"}],"nvd":[{"id":"CVE-2012-4775","description":"Use-after-free vulnerability in Microsoft Internet Explorer 9 allows remote attackers to execute arbitrary code via a crafted web site, aka \"CTreeNode Use After Free Vulnerability.\"","status":"published","published":"2012-11-14T00:55:01.7Z","modified":"2026-06-16T23:45:42.127Z","cvss":[{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high","assessor":"secondary"},{"version":"2.0","score":9.3,"vector":"AV:N/AC:M/Au:N/C:C/I:C/A:C","level":"high","assessor":"primary"}],"cwes":["CWE-399"],"updated_at":"2026-11-02T14:02:16.536025Z"}]}}