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Fencer Intel
high 7.5

CVE-2020-1403 in the critical feed json

A remote code execution vulnerability exists in the way that the VBScript engine handles objects in memory, aka 'VBScript Remote Code Execu…

published 6y ago modified 4mo ago also EUVD-2020-12279

cvss
7.5
version 3.1, NVD
cisa kev
Not listed
not in CISA's catalog
epss
10.5%
EPSS 10.5% chance of exploitation in 30 days, percentile 95%
public exploits
0
none known

Summary

A remote code execution vulnerability exists in the way that the VBScript engine handles objects in memory, aka 'VBScript Remote Code Execution Vulnerability'.

Patch / fix

Is CVE-2020-1403 in your stack? Fencer shows which of your repositories are affected as soon as an advisory lands, and opens the fix as a pull request.

Check with Fencer

Exploit prediction

10.45% chance of exploitation in the next 30 days, higher than 95% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by version score vector
NVD 3.1 7.5 CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H
NVD 2.0 7.6 AV:N/AC:H/Au:N/C:C/I:C/A:C

Affected products

  • Microsoft Internet Explorer 11 on Windows 10 Version 2004 for 32-bit Systems
  • Microsoft Internet Explorer 11 on Windows 10 Version 2004 for ARM64-based Systems
  • Microsoft Internet Explorer 11 on Windows 10 Version 2004 for x64-based Systems
  • Microsoft Internet Explorer 9
  • Microsoft Internet Explorer 11
  • Microsoft Internet Explorer 11 on Windows 10 Version 1909 for 32-bit Systems
  • Microsoft Internet Explorer 11 on Windows 10 Version 1909 for x64-based Systems
  • Microsoft Internet Explorer 11 on Windows 10 Version 1909 for ARM64-based Systems
  • Microsoft Internet Explorer 11 on Windows 10 Version 1903 for 32-bit Systems
  • Microsoft Internet Explorer 11 on Windows 10 Version 1903 for x64-based Systems
  • Microsoft Internet Explorer 11 on Windows 10 Version 1903 for ARM64-based Systems
  • Microsoft Internet Explorer 11 on Windows Server 2012

References

Sources

Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.