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CVE-2026-70335ImportantRevised 2 Sep

GitHub Copilot and Visual Studio Code Elevation of Privilege Vulnerability

MSRC advisory NVD CVE.org

Assessment

Improper neutralization of special elements used in an os command ('os command injection') in GitHub Copilot and Visual Studio Code allows an unauthorized attacker to elevate privileges locally.

Severity
Important
CVSS base score
7.8CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C
Impact
Elevation of Privilege
EPSS, next 30 days
0.5%Higher than 37.5% of scored CVEs · FIRST model run 26 Sep 2026 · about EPSS
Exploitability
Exploitation More Likely
Publicly disclosed
No
Customer action
Required: apply the update
Component
GitHub Copilot and Visual Studio Code
Weakness
CWE-78: Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')
Issued by
Microsoft
Published
11 Aug 2026 · August 2026
Last revised
2 Sep 2026Affected software updated with new package information.

Updates that fix it

0 KBs

No KB listed

MSRC lists no downloadable update, which usually means a service-side fix or a release-notes update. Check the MSRC advisory.

Affected products

Developer Tools
1 affected product
  • Visual Studio Code
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