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HIGH-Severity Shell Injection Vulnerability Found in Cypress Script (B602)

human The Lab unverified 2026-04-14 04:22:39 Source: GitHub Issues

A high-severity security vulnerability has been flagged in a key automation script, exposing a potential command injection attack vector. The automated security scanner Bandit identified the issue as rule B602 (CWE-78) within the file `scripts/cypress_run.py` at line 83. The core of the vulnerability is the use of `subprocess.Popen` with the parameter `shell=True`, which can allow an attacker to execute arbitrary shell commands if they can control the input to the subprocess call.

This finding is not a theoretical concern but a concrete, high-priority security flaw. The script in question, `cypress_run.py`, is typically used for running end-to-end tests, a critical part of the software development and quality assurance pipeline. A successful exploit could compromise the build environment, exfiltrate sensitive data like API keys or credentials, or disrupt the testing infrastructure. The vulnerability's fingerprint (`8d23231b353126b5fea5`) uniquely identifies this specific instance for tracking.

The responsibility for remediation has been explicitly assigned to an individual named Devin, who is tasked with investigating, implementing a fix, and opening a pull request. This direct assignment creates a clear accountability trail but also puts immediate pressure on a single point of failure for resolving a critical security issue. The presence of such a flaw in a core automation script suggests potential gaps in secure coding practices or code review processes, raising questions about the security posture of the broader codebase that relies on similar patterns.