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CVE record · CVE-2019-0752

Type confusion in Microsoft Internet Explorer 11 and others

CVSS 7.5 HighCriticalIn CISA KEV · ransomwareEPSS 0.82 · 99th percentile

Critical, because:

  • In CISA’s KEV catalogue since 15 Feb 2022: it is known to be exploited.
  • CVSS score 7.5 (7.0 or more) and EPSS 0.82 (0.1 or more): a high score and a real chance of exploitation in the next 30 days.

How we decide what’s critical

Published by the CVE Program (CNA: microsoft) at 9 Apr 2019, 20:15 UTC. agentprime has not analysed this yet, so whether it affects any app is not known. This CVE names a vendor and product rather than a package, so the lockfile check doesn’t match it.

Affected products, as the CNA wrote them
VendorProductVersions
Microsoft Internet Explorer 11
  • affected Windows 7 for 32-bit Systems Service Pack 1
  • affected Windows 7 for x64-based Systems Service Pack 1
  • affected Windows Server 2008 R2 for x64-based Systems Service Pack 1
  • affected Windows 8.1 for 32-bit systems
  • affected Windows 8.1 for x64-based systems
  • affected Windows Server 2012 R2
  • affected Windows RT 8.1
  • affected Windows 10 for 32-bit Systems
  • affected Windows 10 for x64-based Systems
  • affected Windows Server 2016
  • affected Windows 10 Version 1607 for 32-bit Systems
  • affected Windows 10 Version 1607 for x64-based Systems
  • and 12 more
Microsoft Internet Explorer 10
  • affected Windows Server 2012
Identifiers
CVE-2019-0752
CNA
microsoft
Weakness (CWE)
CWE-843
Tags
Published
9 Apr 2019
Updated
12 Aug 2026

Not analysed yet

We haven’t published our own analysis of this CVE. If a person reviews it, this page will say what’s affected and what has to be true for it to matter.

Severity and exploitation

ScoreRatingCVSSVectorSource
7.5 High 3.1 CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H ADP (CISA-ADP)
  • CISA KEV Listed since 15 Feb 2022: known to be exploited. CISA reports use in ransomware campaigns.
  • EPSS 0.82, the 99th percentile, on 5 Nov 2026: FIRST’s estimate of the chance of exploitation in the next 30 days.

Timeline

This record came from the full history of the CVE Program, published 9 Apr 2019. New records show when each source confirmed them.

Sources

References from the CNA

Facts on this page come from the CVE List as the CNA published them, with CVSS from the sources named above, CISA KEV and FIRST EPSS. Vendors, products and versions are shown as the CNA wrote them. We don’t reproduce the CVE’s description.