Which products and versions are affected by CVE-2020-0674?

Affected: Internet Explorer (Microsoft) versions 10, 11, 9; Internet Explorer 10 versions >= Windows Server 2012; Internet Explorer 11 versions >= Windows 10 Version 1803 for 32-bit Systems, among others. The full list is in the CVE brief.

Is CVE-2020-0674 being exploited in the wild?

It is exploited in the wild, listed in CISA KEV, Industry KEV feed, CIRCL KEV, ENISA EUVD since Feb 11, 2020.

Is CVE-2020-0674 in the CISA KEV catalog?

Yes. It was added on Nov 3, 2021 with a federal remediation due date of May 3, 2022.

Is there a public exploit for CVE-2020-0674?

Public exploit code is available.

Is there a fix for CVE-2020-0674?

No fixed version is listed yet; check the vendor advisory for mitigations.

How urgently should CVE-2020-0674 be patched?

Brandefense priority: patch immediately, because it is listed as exploited in the wild.

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Vulnerability Intelligence

CVE-2020-0674

HighExploitedPublic exploit

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'.

Published Feb 11, 2020 · Updated Oct 29, 2025

Key Facts

Patch immediately

CVE-2020-0674 is a high-severity vulnerability (CVSS 7.5 v3.1) affecting Internet Explorer (Microsoft), Internet Explorer 10, Internet Explorer 11 and 8 more products.
It is exploited in the wild, listed in CISA KEV, Industry KEV feed, CIRCL KEV, ENISA EUVD since Feb 11, 2020. Public exploit code is available.
EPSS estimates a 87% probability of exploitation in the next 30 days.
No fixed version is listed yet; check the vendor advisory for mitigations.
Brandefense priority: patch immediately, because it is listed as exploited in the wild.

CVSS v3.1

7.5

CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H

EPSS (30-day exploit likelihood)

87%

Higher than 99.7% of all scored CVEs

Exploited in the wild

Yes

4 catalog listings

Public exploit code

Available

Proof-of-concept or weaponized module

Get the full CVE-2020-0674 brief as a PDF

Every affected product and fixed release, exploitation status and a first 24 hours response checklist, emailed within minutes.

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-2020-0673, CVE-2020-0710, CVE-2020-0711, CVE-2020-0712, CVE-2020-0713, CVE-2020-0767.

Known-Exploited Catalog Listings

Catalog	Added	Remediation due	Ransomware use
CISA KEV	Nov 3, 2021	May 3, 2022	Not reported
Industry KEV feed	Feb 11, 2020	May 3, 2022	Not reported
CIRCL KEV	Nov 3, 2021	May 3, 2022	Not reported
ENISA EUVD	Nov 3, 2021	n/a	Not reported

Required action: Apply updates per vendor instructions.

Affected Products

13 affected entries in total

Product	Affected versions	Fixed in
Internet ExplorerMicrosoft	10, 11, 9	n/a
Internet Explorer 10	>= Windows Server 2012	n/a
Internet Explorer 11	>= Windows 10 Version 1803 for 32-bit Systems	n/a
Internet Explorer 11 on Windows 10 Version 1903 for 32-bit Systems	>= unspecified	n/a
Internet Explorer 11 on Windows 10 Version 1903 for ARM64-based Systems	>= unspecified	n/a

6 more affected products in the full CVE brief

Timeline

Publicly disclosed
Feb 11, 2020
Added to Industry KEV feed
Feb 11, 2020
Added to CISA KEV
Nov 3, 2021
Added to CIRCL KEV
Nov 3, 2021
Added to ENISA EUVD
Nov 3, 2021
Last updated
Oct 29, 2025

Weakness Type

CWE-416 Use After Free

References

12 more references in the full CVE brief

FAQ

Common Questions.

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'.
Affected: Internet Explorer (Microsoft) versions 10, 11, 9; Internet Explorer 10 versions >= Windows Server 2012; Internet Explorer 11 versions >= Windows 10 Version 1803 for 32-bit Systems, among others. The full list is in the CVE brief.
It is exploited in the wild, listed in CISA KEV, Industry KEV feed, CIRCL KEV, ENISA EUVD since Feb 11, 2020.
Yes. It was added on Nov 3, 2021 with a federal remediation due date of May 3, 2022.
Public exploit code is available.
No fixed version is listed yet; check the vendor advisory for mitigations.
Brandefense priority: patch immediately, because it is listed as exploited in the wild.

Is CVE-2020-0674 Running On Your Attack Surface?

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