Vulnerability Intelligence Report
Microsoft Internet Explorer Use-After-Free Vulnerability
CVE-2012-4969
Use-after-free vulnerability in the CMshtmlEd::Exec function in mshtml.dll in Microsoft Internet Explorer 6 through 9 allows remote attackers to execute arbitrary code via a crafted web site, as exploited in the wild in September 2012.
CISA KEV
SSVC: Active Exploitation
CVSS Base Score
8.1
HIGH
Exploitability:2.3
Impact Score:5.9
EPSS Probability:81.72%
Executive Threat Verdict
Evaluating...
Evaluating Threat Landscape...
Assessing known weaponization, exploitation telemetry, and federal advisories.
Attack Surface
—
Authentication
—
Weaponization
—
SSVC Action
—
Weaknesses (CWE)
CWE-416 ↗CWE-416 Use After Free
Affected Products & Versions
| Vendor | Product | Affected Versions |
|---|---|---|
| microsoft | internet_explorer | 6, 7, 8, 9 |
| microsoft | windows_server_2003 | all |
| microsoft | windows_xp | all |
| microsoft | windows_server_2008 | r2 |
| microsoft | windows_vista | all |
| microsoft | windows_7 | all |
References & Technical Advisories
No reference links found.
Threat Intelligence Signals
Identity & Timeline
| Status | PUBLISHED |
| Assigning Authority | MITRE Corporation · N/A · USA |
| Reserved | 2012-09-18T00:00:00 |
| Published | 2012-09-18T10:00:00 |
| Patch Date | 2012-09-16 |
| Last Updated | 2025-10-22T00:05:46 |
Community Chatter & Buzz