What is CVE-2023-21779?

CVE-2023-21779 is a high-severity vulnerability in Microsoft Visual Studio Code, classified under Deserialization of Untrusted Data. CVSS score: 7.8/10. Published 2023-01-10.

How severe is CVE-2023-21779?

High severity. CVSS v3 base score is 7.8 out of 10.

Is CVE-2023-21779 known to be exploited?

1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

Deserialization in Microsoft Visual Studio Code

CVE-2023-21779

Visual Studio Code Remote Code Execution Vulnerability

Vulnerability class: Insecure Deserialization

EPSS: 0.015 (81.4th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C.

Affected products

Microsoft Visual Studio Code — versions 1.0.0

Weakness classification (CWE)

CWE-502 — Deserialization of Untrusted Data

Public proof-of-concept exploits

gbdixg/PSMDE

References

Visual Studio Code Remote Code Execution Vulnerability (vendor-advisory)

Frequently asked questions

What is CVE-2023-21779?: CVE-2023-21779 is a high-severity vulnerability in Microsoft Visual Studio Code, classified under Deserialization of Untrusted Data. CVSS score: 7.8/10. Published 2023-01-10.
How severe is CVE-2023-21779?: High severity. CVSS v3 base score is 7.8 out of 10.
Is CVE-2023-21779 known to be exploited?: 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.