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CVE-2010-0249CISA KEV

Microsoft Internet Explorer Use-After-Free Vulnerability

CISA lists this Microsoft vulnerability as known exploited. Its MSRC release detail is outside this installation's collected history.

CISA KEV Check MSRC

CISA catalog record

Microsoft Internet Explorer contains an use-after-free vulnerability that could allow remote attackers to execute arbitrary code by accessing a pointer associated with a deleted object. The impacted product could be end-of-life (EoL) and/or end-of-service (EoS). Users should discontinue product utilization.

Product
Internet Explorer
Added to KEV
20 May 2026
Federal remediation due
3 Jun 2026
Known ransomware use
Not reported
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