{"id":"CVE-2012-2557","aliases":["EUVD-2012-2543","GHSA-hfrw-j79g-j786"],"status":"published","title":"Use-after-free vulnerability in Microsoft Internet Explorer 6 through 8 allows remote attackers...","description":"Use-after-free vulnerability in Microsoft Internet Explorer 6 through 8 allows remote attackers to execute arbitrary code via a crafted web site that triggers access to a deleted object, aka \"cloneNode 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":0.19496,"percentile":0.97391,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-399"],"published":"2012-09-21T21:00:00Z","modified":"2026-06-16T23:41:40Z","products":[{"vendor":"microsoft","product":"internet_explorer"}],"references":[{"url":"http://www.securitytracker.com/id?1027555","tags":["vdb-entry","x_refsource_SECTRACK","x_transferred"]},{"url":"http://www.us-cert.gov/cas/techalerts/TA12-255A.html","tags":["third-party-advisory","x_refsource_CERT","x_transferred","US Government Resource"]},{"url":"https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A15745","tags":["vdb-entry","signature","x_refsource_OVAL","x_transferred"]},{"url":"https://docs.microsoft.com/en-us/security-updates/securitybulletins/2012/ms12-063","tags":["vendor-advisory","x_refsource_MS","x_transferred"]},{"url":"http://www.securityfocus.com/bid/55647","tags":["vdb-entry","x_refsource_BID","x_transferred"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2012-2557"},{"url":"https://github.com/advisories/GHSA-hfrw-j79g-j786"}],"sources":{"cve":[{"id":"CVE-2012-2557","description":"Use-after-free vulnerability in Microsoft Internet Explorer 6 through 8 allows remote attackers to execute arbitrary code via a crafted web site that triggers access to a deleted object, aka \"cloneNode Use After Free Vulnerability.\"","status":"published","published":"2012-09-21T21:00:00Z","modified":"2024-08-06T19:34:25.892Z","updated_at":"2026-11-02T14:34:49.937255Z"}],"euvd":[{"id":"EUVD-2012-2543","description":"Use-after-free vulnerability in Microsoft Internet Explorer 6 through 8 allows remote attackers to execute arbitrary code via a crafted web site that triggers access to a deleted object, aka \"cloneNode Use After Free Vulnerability.\"","status":"published","published":"2012-09-21T21:00:00Z","modified":"2024-08-06T19:34:25Z","updated_at":"2026-11-03T01:56:13.895728Z"}],"ghsa":[{"id":"GHSA-hfrw-j79g-j786","title":"Use-after-free vulnerability in Microsoft Internet Explorer 6 through 8 allows remote attackers...","description":"Use-after-free vulnerability in Microsoft Internet Explorer 6 through 8 allows remote attackers to execute arbitrary code via a crafted web site that triggers access to a deleted object, aka \"cloneNode Use After Free Vulnerability.\"","status":"published","published":"2022-05-14T02:35:04Z","modified":"2023-02-02T05:06:07Z","updated_at":"2026-11-02T14:52:14.631002Z"}],"nvd":[{"id":"CVE-2012-2557","description":"Use-after-free vulnerability in Microsoft Internet Explorer 6 through 8 allows remote attackers to execute arbitrary code via a crafted web site that triggers access to a deleted object, aka \"cloneNode Use After Free Vulnerability.\"","status":"published","published":"2012-09-21T21:55:01.48Z","modified":"2026-06-16T23:41:40.75Z","cvss":[{"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":"2026-11-02T14:02:16.115119Z"}]}}