CVE-2012-4969VulnerabilityPublished 06/08/2022Updated 10/24/2026

CVE-2012-4969: Microsoft Internet Explorer Use-After-Free Vulnerability

Affects Microsoft Internet ExplorerSource CISA KEV

Severity

High

No CVSS score published yet

Exploitation: Actively exploited – in CISA KEV since 06/08/2022
KEV deadline: 06/22/2022
EPSS: 80.3% chance of exploitation in 30 days – higher than 99% of CVEs

What to do

CISA required action

Apply updates per vendor instructions.

nvd.nist.gov/vuln/detail/CVE-2012-4969 (opens in a new tab)

Description

CVE-2012-4969 is a use-after-free vulnerability in Microsoft Internet Explorer that allows remote attackers to execute arbitrary code by tricking users into visiting a crafted website. This vulnerability has been exploited in the wild, indicating active attacks leveraging this flaw. No specific affected versions or patch information is provided in the input data.

Summary

Microsoft Internet Explorer contains a use-after-free vulnerability identified as CVE-2012-4969. This flaw enables remote attackers to execute arbitrary code by hosting a specially crafted website that triggers the vulnerability when visited by a user. The vulnerability has been observed in active exploitation campaigns. The input data does not specify affected versions or remediation details.

Impact

Successful exploitation of this vulnerability allows remote code execution on the affected system, potentially leading to full compromise of the user's environment. Given that exploitation is known to occur in the wild, this represents a significant security risk for users of vulnerable Internet Explorer versions.

Mitigation

Patch status is not yet confirmed — check the official Microsoft security advisories for current remediation guidance. Users should ensure their Internet Explorer installations are updated to the latest available versions and consider using alternative browsers if possible.

What to do

Description

AnalysisAI-generated, updated 10/24/2026, 12:04:10 UTC

References

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