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Microsoft · Internet Explorer

CVE-2019-0752

Microsoft Internet Explorer Type Confusion Vulnerability

Exploited in attacks Used by ransomware High 7.5 Attack chance: 82%
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What it is

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-2019-0739, CVE-2019-0753, CVE-2019-0862.

CISA: A remote code execution vulnerability exists in the way that the scripting engine handles objects in memory in Internet Explorer

What to do

Apply updates per vendor instructions.

Deadline for US federal agencies: August 15, 2022

Added to the CISA list
February 15, 2022
Published
April 9, 2019
Severity
High 7.5 CVSS 3.1
Chance of attacks in the next 30 days (EPSS)
82% in the top 0.4% of all known vulnerabilities
Weakness
CWE-843
More details
NVD · CVE.org · CISA
All references (3)

More exploited flaws from Microsoft

AddedVulnerabilityProductSeverityAttack chance
May 20, 2026Use-After-FreeCVE-2010-0249Internet ExplorerHigh 8.892%
May 20, 2026Use-After-FreeCVE-2010-0806Internet ExplorerHigh 8.882%
Oct 6, 2025Uninitialized Memory CorruptionCVE-2010-3962Internet ExplorerHigh 8.197%
Aug 12, 2025Resource Management ErrorsCVE-2013-3893Internet ExplorerHigh 8.888%
Jul 23, 2024Use-After-FreeCVE-2012-4792Internet ExplorerHigh 8.879%
Mar 30, 2023Memory CorruptionCVE-2013-3163Internet ExplorerHigh 8.871%
Jun 8, 2022Use-After-FreeCVE-2012-4969Internet ExplorerHigh 8.180%
May 25, 2022Information DisclosureCVE-2013-7331Internet ExplorerMedium 6.550%

All of them →

Sources: Known Exploited Vulnerabilities (CISA, public domain), CVE records (cve.org) and EPSS (FIRST). The chance of attacks is the EPSS estimate that someone will try to exploit the flaw in the next 30 days.