CVE-2026-40376
Visual Studio Code Elevation of Privilege Vulnerability
Improper input validation in Visual Studio Code allows an unauthorized attacker to elevate privileges over a network.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- High
- Privileges needed
- None
- User interaction
- Required
What an attacker can affect
- Confidentiality
- High
- Integrity
- High
- Availability
- High
Exploit likelihood
What each source reports
CVE List Score used
Visual Studio Code Elevation of Privilege Vulnerability
Improper input validation in Visual Studio Code allows an unauthorized attacker to elevate privileges over a network.
- Record
CVE-2026-40376- CVSS 3.1
- 7.5 High
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C - Weakness
- CWE-20
- Updated
- 2026-11-02
EUVDEUVD-2026-35536
Improper input validation in Visual Studio Code allows an unauthorized attacker to elevate privileges over a network.
- Record
EUVD-2026-35536- CVSS 3.1
- 7.5 High
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C - Updated
- 2026-11-02
GitHub AdvisoriesGHSA-rg3p-gp39-622w
Improper input validation in Visual Studio Code allows an unauthorized attacker to elevate...
Improper input validation in Visual Studio Code allows an unauthorized attacker to elevate privileges over a network.
- Record
GHSA-rg3p-gp39-622w- CVSS 3.1
- 7.5 High
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H - Weakness
- CWE-20
- Updated
- 2026-11-02
NVD
Improper input validation in Visual Studio Code allows an unauthorized attacker to elevate privileges over a network.
- Record
CVE-2026-40376- CVSS 3.1
- 7.5 High
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H - CVSS 3.1
- 8.1 High
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H - Weakness
- CWE-20
- Updated
- 2026-11-02
OSV
Improper input validation in Visual Studio Code allows an unauthorized attacker to elevate privileges over a network.
- Record
CVE-2026-40376- CVSS 3.1
- 8.1 High
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H - Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| first indexed | CVE List, EUVD, GitHub Advisories, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2026-40376 is a high vulnerability (CVSS 7.5) in Microsoft Visual Studio Code, published June 9, 2026. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.67%, the 52nd percentile. No source names a fixed version.