CVE-2020-0674
Microsoft Internet Explorer Scripting Engine Memory Corruption Vulnerability
- Published
- Feb 11, 2020
- Updated
- Oct 21, 2025
- Assigning CNA
- microsoft
- Evidence observed
- Nov 17, 2020
Primary CVSS
nvd · CVSS 3.1
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:HHigh · next 30 days
- Percentile
- 99.7%
- Model date
- Sep 21, 2026
EPSS is a statistical estimate, not a certainty or a measure of impact. Combine it with CVSS, KEV status, exposure and your environment.
CISA Known Exploited
This CVE appears in the CISA Known Exploited Vulnerabilities catalog.
Summary
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.
Sources
8- DoubleStarExploit
A personalized/enhanced re-creation of the Darkhotel "Double Star" APT exploit chain with a focus on Windows 8.1 and mixed with some of my own techniques
Proof-of-concept exploit for CVE-2020-0674, a use-after-free vulnerability in the legacy jscript engine of Internet Explorer, targeting x64 Windows 7 with calc pop-up.
- CVE-2020-0674-ExploitExploit
This is an exploit for CVE-2020-0674 that runs on the x64 version of IE 8, 9, 10, and 11 on Windows 7.
Responsible use
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