CVE-2021-43908
Visual Studio Code Spoofing Vulnerability
4.3 MediumPublic exploit
Visual Studio Code Spoofing Vulnerability
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- Required
What an attacker can affect
- Confidentiality
- None
- Integrity
- Low
- Availability
- None
Exploit likelihood
2.84%Up 2.4 points since Dec 16, 2021
What each source reports
CVE List Score used
Visual Studio Code Spoofing Vulnerability
Visual Studio Code Spoofing Vulnerability
- Record
CVE-2021-43908- CVSS 3.1
- 4.3 Medium
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N/E:P/RL:O/RC:C - Updated
- 2026-11-02
EUVDEUVD-2021-30770
Visual Studio Code Spoofing Vulnerability
- Record
EUVD-2021-30770- CVSS 3.1
- 4.3 Medium
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N/E:P/RL:O/RC:C - Updated
- 2026-11-02
GitHub AdvisoriesGHSA-m4mf-6f9r-rfx5
Visual Studio Code Spoofing Vulnerability
Visual Studio Code Spoofing Vulnerability
- Record
GHSA-m4mf-6f9r-rfx5- CVSS 3.1
- 4.3 Medium
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N - Updated
- 2026-11-02
NVD
Visual Studio Code Spoofing Vulnerability
- Record
CVE-2021-43908- CVSS 3.1
- 4.3 Medium
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N - CVSS 2.0
- 4.3 Medium
AV:N/AC:M/Au:N/C:N/I:P/A:N - Updated
- 2026-11-02
Affected products
Public exploits
Links only. Every CVE stores no exploit code.
| Source | Link | Date |
|---|---|---|
| PoC in GitHub | Sudistark/vscode-rce-electrovolt | 2022-08-12 |
History
| Recorded | Changed | Sources |
|---|---|---|
| first indexed | CVE List, EUVD, GitHub Advisories, NVD, PoC in GitHub |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2021-43908 is a medium vulnerability (CVSS 4.3) in Microsoft Visual Studio Code, published December 15, 2021. Public exploit code exists. EPSS puts the chance of exploitation in the next 30 days at 2.84%, the 86th percentile. No source names a fixed version.