CVE-2016-0187: Microsoft Jscript

High severity, CVSS 7.5. EPSS: 21.6% chance of exploitation in the next 30 days.

The Microsoft (1) JScript 5.8 and (2) VBScript 5.8 engines, as used in Internet Explorer 9 through 11 and other products, allow remote attackers to execute arbitrary code or cause a denial of service (memory corruption) via a crafted web site, aka "Scripting Engine Memory Corruption Vulnerability," a different vulnerability than CVE-2016-0189.

Affected products

• Microsoft Jscript: version 5.8 only
• Microsoft Vbscript: version 5.8 only

Published 2016-05-11. Last modified 2026-06-17.