Description

Missing authorization in Visual Studio Code allows an unauthorized attacker to execute code over a network.

Executive Summary

Technical Details

Mitigations

References

Additional Metadata

{
  "score": "8.8",
  "pubDate": "2026-08-11T17:18:05.690Z",
  "pubdate": "2026-08-11T17:18:05.690Z",
  "executiveSummary": "A missing authorization vulnerability has been identified within Visual Studio Code, posing a significant risk to system security and network integrity.\nThis flaw enables an unauthorized, remote network attacker to execute arbitrary code within the context of the affected application without requiring prior authentication or user interaction.\nThe vulnerability affects Visual Studio Code installations, potentially leading to unauthorized system access, data compromise, and lateral movement across the network.\nThe primary risk stems from the lack of proper access controls, allowing untrusted entities to interact with vulnerable internal APIs or services exposed by the application.\nSuccessful exploitation allows an adversary to achieve remote code execution, compromising the confidentiality, integrity, and availability of the host system.\nRemediation requires applying official vendor patches and implementing strict network segmentation to limit exposure of developer tools.",
  "technicalDetails": "The root cause of this vulnerability lies in missing authorization checks within Visual Studio Code network-facing components or inter-process communication interfaces.\nWhen Visual Studio Code initializes network listeners or IPC endpoints, it fails to properly validate the identity or privileges of incoming connections before processing requests.\nAn unauthorized attacker positioned on the network can exploit this flaw by sending specially crafted requests directly to the vulnerable service exposed by Visual Studio Code.\nThe attack flow proceeds as follows: First, the attacker identifies the active listening port or interface associated with the vulnerable Visual Studio Code component.\nSecond, the attacker transmits a malicious payload over the network targeting the unprotected endpoint.\nThird, because the application lacks adequate access controls, it processes the incoming payload without authenticating the sender.\nFinally, the payload is executed by the application, granting the attacker arbitrary code execution capabilities on the host operating system under the privileges of the running Visual Studio Code instance.\nThe vulnerable component handles incoming network or IPC messages insecurely, bypassing any intended security boundaries.\nExploitation requires network connectivity to the targeted Visual Studio Code instance, and no authentication or privilege levels are required by the attacker.\nThe post-exploitation impact includes full system compromise, access to sensitive source code and credentials stored in the development environment, and potential persistence mechanisms established by the adversary."
}