CVE-2011-1256
Microsoft Internet Explorer 6 through 8 does not properly handle objects in memory, which allows...
Microsoft Internet Explorer 6 through 8 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 "DOM Modification Memory Corruption Vulnerability."
Exploit likelihood
What each source reports
NVD Score used
Microsoft Internet Explorer 6 through 8 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 "DOM Modification Memory Corruption Vulnerability."
- Record
CVE-2011-1256- CVSS 2.0
- 9.3 High
AV:N/AC:M/Au:N/C:C/I:C/A:C - Weakness
- CWE-908
- Updated
- 2026-11-02
CVE List No score
Microsoft Internet Explorer 6 through 8 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 "DOM Modification Memory Corruption Vulnerability."
- Record
CVE-2011-1256- Updated
- 2026-11-02
EUVDEUVD-2011-1264 No score
Microsoft Internet Explorer 6 through 8 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 "DOM Modification Memory Corruption Vulnerability."
- Record
EUVD-2011-1264- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-6h4x-73v7-r58g No score
Microsoft Internet Explorer 6 through 8 does not properly handle objects in memory, which allows...
Microsoft Internet Explorer 6 through 8 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 "DOM Modification Memory Corruption Vulnerability."
- Record
GHSA-6h4x-73v7-r58g- Weakness
- CWE-908
- 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-2011-1256 is a high vulnerability (CVSS 9.3) in Microsoft Internet Explorer, published June 16, 2011. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 18.6%, the 97th percentile. No source names a fixed version.