CVE-2015-2419: Microsoft Internet Explorer Memory Corruption Vulnerability

High severity, CVSS 8.8. Actively exploited: in CISA KEV since 2022-03-28. EPSS: 53.1% chance of exploitation in the next 30 days.

JScript 9 in Microsoft Internet Explorer 10 and 11 allows remote attackers to execute arbitrary code or cause a denial of service (memory corruption) via a crafted web site, aka "JScript9 Memory Corruption Vulnerability."

Affected products

• Microsoft Internet Explorer: version 10 only; version 11 only

Published 2015-07-14. Last modified 2026-06-17.