What is CVE-2023-29338?

CVE-2023-29338 is a medium-severity vulnerability in Microsoft Visual Studio Code, classified under Improper Authorization. CVSS score: 6.6/10. Published 2023-05-09.

How severe is CVE-2023-29338?

Medium severity. CVSS v3 base score is 6.6 out of 10.

Is CVE-2023-29338 known to be exploited?

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

Auth bypass in Microsoft Visual Studio Code

CVE-2023-29338

Visual Studio Code Spoofing Vulnerability

Published 2023-05-09 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 6.6 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:N.

EPSS exploit prediction

EPSS: 0.009 (57.6th percentile), scored 2026-10-05.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 58th percentile — 57.6% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.009 · newest: 0.009 · change: 0.000

Affected products

Microsoft Visual Studio Code — versions 1.0.0
Microsoft Visual Studio Code

Weakness classification (CWE)

CWE-285 — Improper Authorization

Public proof-of-concept exploits

gbdixg/PSMDE

References

msrc.microsoft.com/update-guide/vulnerability/CVE-2023-29338 (vendor-advisory, Patch, Vendor Advisory)

Frequently asked questions

What is CVE-2023-29338?: CVE-2023-29338 is a medium-severity vulnerability in Microsoft Visual Studio Code, classified under Improper Authorization. CVSS score: 6.6/10. Published 2023-05-09.
How severe is CVE-2023-29338?: Medium severity. CVSS v3 base score is 6.6 out of 10.
Is CVE-2023-29338 known to be exploited?: 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.