{"id":"CVE-2011-1964","aliases":["EUVD-2011-1958","GHSA-3gx2-pfp9-4w2v"],"status":"published","title":"Microsoft Internet Explorer 6 through 9 does not properly handle objects in memory, which allows...","description":"Microsoft Internet Explorer 6 through 9 does not properly handle objects in memory, which allows remote attackers to execute arbitrary code by accessing an object that (1) was not properly initialized or (2) is deleted, aka \"Style Object Memory Corruption 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":0.23356,"percentile":0.97798,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-908"],"published":"2011-08-10T21:16:00Z","modified":"2026-06-16T23:30:30Z","products":[{"vendor":"microsoft","product":"internet_explorer"}],"references":[{"url":"https://docs.microsoft.com/en-us/security-updates/securitybulletins/2011/ms11-057","tags":["vendor-advisory","x_refsource_MS","x_transferred","Patch","Vendor Advisory"]},{"url":"https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A12617","tags":["vdb-entry","signature","x_refsource_OVAL","x_transferred","Tool Signature"]},{"url":"http://www.us-cert.gov/cas/techalerts/TA11-221A.html","tags":["third-party-advisory","x_refsource_CERT","x_transferred","Third Party Advisory","US Government Resource"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2011-1964"},{"url":"https://github.com/advisories/GHSA-3gx2-pfp9-4w2v"}],"sources":{"cve":[{"id":"CVE-2011-1964","description":"Microsoft Internet Explorer 6 through 9 does not properly handle objects in memory, which allows remote attackers to execute arbitrary code by accessing an object that (1) was not properly initialized or (2) is deleted, aka \"Style Object Memory Corruption Vulnerability.\"","status":"published","published":"2011-08-10T21:16:00Z","modified":"2024-08-06T22:46:00.869Z","updated_at":"2026-11-02T14:35:38.711857Z"}],"euvd":[{"id":"EUVD-2011-1958","description":"Microsoft Internet Explorer 6 through 9 does not properly handle objects in memory, which allows remote attackers to execute arbitrary code by accessing an object that (1) was not properly initialized or (2) is deleted, aka \"Style Object Memory Corruption Vulnerability.\"","status":"published","published":"2011-08-10T21:16:00Z","modified":"2024-08-06T22:46:00Z","updated_at":"2026-11-03T01:55:54.666744Z"}],"ghsa":[{"id":"GHSA-3gx2-pfp9-4w2v","title":"Microsoft Internet Explorer 6 through 9 does not properly handle objects in memory, which allows...","description":"Microsoft Internet Explorer 6 through 9 does not properly handle objects in memory, which allows remote attackers to execute arbitrary code by accessing an object that (1) was not properly initialized or (2) is deleted, aka \"Style Object Memory Corruption Vulnerability.\"","status":"published","published":"2022-05-13T01:03:27Z","modified":"2023-02-01T05:02:33Z","cwes":["CWE-908"],"updated_at":"2026-11-02T14:49:56.778846Z"}],"nvd":[{"id":"CVE-2011-1964","description":"Microsoft Internet Explorer 6 through 9 does not properly handle objects in memory, which allows remote attackers to execute arbitrary code by accessing an object that (1) was not properly initialized or (2) is deleted, aka \"Style Object Memory Corruption Vulnerability.\"","status":"published","published":"2011-08-10T21:55:01.61Z","modified":"2026-06-16T23:30:30.483Z","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-908"],"updated_at":"2026-11-02T14:02:09.182398Z"}]}}