CVE-2019-1429

high Microsoft ⚠️ CISA KEV — Exploited in the Wild
CVSS v3 Base Score
7.5
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H
EPSS Score
83.0%
Exploitation probability in 30 days
Top 1% most likely to be exploited
Attack Characteristics
Attack Vector
Network
Attack Complexity
High
Privileges Required
None
User Interaction
Required
Confidentiality
High
Integrity
High
Availability
High
Published: November 12, 2019 (2375 days ago)
Last Modified: January 14, 2026
Vendor: Microsoft

⚠️ CISA Known Exploited Vulnerability

Added to KEV: 2021-11-03
Remediation Due: 2022-05-03 (⚠ 1473d overdue)

Description

A remote code execution vulnerability exists in the way that the scripting engine handles objects in memory in Internet Explorer, aka 'Scripting Engine Memory Corruption Vulnerability'. This CVE ID is unique from CVE-2019-1426, CVE-2019-1427, CVE-2019-1428.

CWE

CWE-416

Affected Products

microsoft internet explorer

References

🔗 packetstormsecurity.com 🔗 portal.msrc.microsoft.com 🔗 packetstormsecurity.com 🔗 portal.msrc.microsoft.com 🔗 www.cisa.gov