Executive brief
Visual Studio Code, a widely-used code editor and development platform, contains a flaw in how it handles certain security feature failures. An attacker on the network can exploit this to bypass a security control that should prevent unauthorized access or actions, potentially compromising the integrity of development workflows and the security of code under development.
Technical details
This vulnerability is a fail-open (insecure failure) flaw in Visual Studio Code's security feature implementation. When a critical security check fails to execute properly, the application falls back to an insecure state rather than blocking the operation. An attacker with network access can trigger this condition to bypass security controls. The vulnerability allows unauthorized security feature circumvention without requiring user interaction or prior authentication. A patch from Microsoft should be available through the Security Update Guide.
Affected products
- Microsoft Visual Studio Code
Timeline
- 2026-08-11: disclosed