Disclosure summary
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.
CISA remediation guidance
Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.
Original records & references
PUBLISHED 2026-05-20T00:00:00-04:00
MODIFIED 2026-05-20T00:00:00-04:00
INGESTED 2026-10-06T11:42:57-04:00