CVE-2010-0249 — Microsoft Internet Explorer Use-After-Free Vulnerability
2026-05-20 • CISA Known Exploited Vulnerability
[event] 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.
> AFFECTED SOFTWARE
| Field | Value |
|---|---|
| Vendor | Microsoft |
| Product | Internet Explorer |
| CWE | CWE-416 |
| CVE ID | CVE-2010-0249 |
| Date Added | 2026-05-20 |
| Due Date | 2026-06-03 |
| Ransomware Campaign | Unknown |
> MITIGATION
Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.
Due Date: 2026-06-03