- Vendor / Project
- Microsoft
- Product
- Internet Explorer
- Date added
- May 20, 2026
- Due date
- Jun 3, 2026
- Known ransomware use
- Unknown
- CWEs
- CWE-416
Description
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.
Required action
Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.