CVE-2012-4782
Use-after-free vulnerability in Microsoft Internet Explorer 9 and 10 allows remote attackers to...
Use-after-free vulnerability in Microsoft Internet Explorer 9 and 10 allows remote attackers to execute arbitrary code via a crafted web site that triggers access to a deleted object, aka "CMarkup Use After Free Vulnerability."
Exploit likelihood
What each source reports
NVD Score used
Use-after-free vulnerability in Microsoft Internet Explorer 9 and 10 allows remote attackers to execute arbitrary code via a crafted web site that triggers access to a deleted object, aka "CMarkup Use After Free Vulnerability."
- Record
CVE-2012-4782- CVSS 2.0
- 9.3 High
AV:N/AC:M/Au:N/C:C/I:C/A:C - Weakness
- CWE-399
- Updated
- 2026-11-02
CVE List No score
Use-after-free vulnerability in Microsoft Internet Explorer 9 and 10 allows remote attackers to execute arbitrary code via a crafted web site that triggers access to a deleted object, aka "CMarkup Use After Free Vulnerability."
- Record
CVE-2012-4782- Updated
- 2026-11-02
EUVDEUVD-2012-4707 No score
Use-after-free vulnerability in Microsoft Internet Explorer 9 and 10 allows remote attackers to execute arbitrary code via a crafted web site that triggers access to a deleted object, aka "CMarkup Use After Free Vulnerability."
- Record
EUVD-2012-4707- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-x8h8-6h5h-h6h3 No score
Use-after-free vulnerability in Microsoft Internet Explorer 9 and 10 allows remote attackers to...
Use-after-free vulnerability in Microsoft Internet Explorer 9 and 10 allows remote attackers to execute arbitrary code via a crafted web site that triggers access to a deleted object, aka "CMarkup Use After Free Vulnerability."
- Record
GHSA-x8h8-6h5h-h6h3- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2012-4782 is a high vulnerability (CVSS 9.3) in Microsoft Internet Explorer, published December 12, 2012. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 25.6%, the 97th percentile. No source names a fixed version.