CyberRota Analysis
This is a high severity vulnerability with a CVSS score of 8.8. It affects Microsoft. It is listed in CISA's Known Exploited Vulnerabilities catalog, indicating confirmed active exploitation in the wild. Its EPSS score suggests a 44.7% probability of exploitation in the next 30 days. It may be remotely exploitable. It may lead to a denial-of-service condition.
CISA KEV Details
Status: This CVE is listed in CISA's Known Exploited Vulnerabilities catalog.
Ransomware use: Unknown
Added to KEV: 2022-03-28
Required action: Apply updates per vendor instructions.
Original NVD Description
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."