CVE-2021-21420: 
NixOS vulnerability analysis and mitigation

A vulnerability in Stripe for Visual Studio Code extension was discovered that could allow an attacker to run arbitrary code in the context of the current user when loading an untrusted source-code repository containing malicious settings (GitHub Advisory).

The vulnerability affects Stripe for Visual Studio Code versions prior to 1.7.3. It has a CVSS v3.1 base score of 7.5 (High severity) with the following vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H. The attack vector is network-based, requires high attack complexity, no privileges, and user interaction (GitHub Advisory).

A successful exploitation of this vulnerability could result in unauthorized code execution with the privileges of the current user, potentially leading to complete compromise of the affected system's confidentiality, integrity, and availability (GitHub Advisory).

The vulnerability requires user interaction and high attack complexity to exploit. There has been no evidence of exploitation of this vulnerability in the wild (GitHub Advisory).

Users are recommended to upgrade to Stripe for Visual Studio Code version 1.7.3 or later. The update addresses the vulnerability by modifying the way the extension validates its settings (GitHub Advisory).