CVE-2012-4969
HighPublished
Microsoft Internet Explorer Use-After-Free Vulnerability
- Published
- Sep 18, 2012
- Updated
- Oct 22, 2025
- Assigning CNA
- mitre
- Evidence observed
- Oct 10, 2012
Primary CVSS
8.1/ 10High
nvd · CVSS 3.1
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H81.7%
High · next 30 days
- Percentile
- 99.6%
- Model date
- Sep 21, 2026
EPSS is a statistical estimate, not a certainty or a measure of impact. Combine it with CVSS, KEV status, exposure and your environment.
CISA Known Exploited
This CVE appears in the CISA Known Exploited Vulnerabilities catalog.
Summary
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.
Sources
1Metasploit · windows · Oct 10, 2012
Responsible use
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