7.8

CVE-2021-43891: microsoft visual studio code

CVSS: 7.8v3.1HighModified
Published 15-12-2021Last modified 08-10-2026
Open JSON

Vulnerability summary

CVE-2021-43891 is a high (CVSS 7.8) vulnerability in microsoft visual studio code. EPSS estimates a 13.85% chance of exploitation in the next 30 days, higher than 96.4% of scored vulnerabilities.

Overall risk
34/100
0100
Medium · default modelHow is this calculated?
CVSS score
7.8/10
010
High · v3.1 (CVE.org)
EPSS score
13.85%
0%100%
Medium · +0.78 pp in 30 days
KEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded

Timeline

  1. 15-12-2021
    PublishedVulnerability first disclosed.
  2. 08-10-2026
    Last modifiedVulnerability information updated.

Description

Visual Studio Code Remote Code Execution Vulnerability

CVSS metrics

3 scores · 2 sources · 2 versions

EPSS trend

Probability

13.85%

Chance of exploitation in the next 30 days

Percentile

96%

Versus all other CVEs

30-day change

+0.78 pp

From 13.07% on 19-09-2026

19-09-202619-10-2026
EPSS score
13.85%

Known exploited

Compare KEV catalogs

Not in any of the 3 tracked catalogs.

Public exploits

0 found

No public exploits indexed.

Weaknesses

CWE · root cause

No weakness data has been published for this record.

Affected systems

Microsoft1 product

1 vendor · 1 product

References

1 links