GitHub Advisoryadvisory · npm

GHSA-8hmm-4crw-vm2c @musistudio/claude-code-router has improper CORS configuration

HIGH Published 2025-08-21 Modified 2025-08-21 Official page ↗
Aliases
CVE-2025-57755
Ecosystem
npm
Packages
@musistudio/claude-code-router
Severity
High
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:N
Weaknesses
CWE-200, CWE-942
Reviewed
2025-08-21

Affected packages

• npm @musistudio/claude-code-router: < 1.0.34 → fixed in 1.0.34

Description

Impact Due to improper Cross-Origin Resource Sharing (CORS) configuration, there is a risk that user API Keys or equivalent credentials may be exposed to untrusted domains. Attackers could exploit this misconfiguration to steal credentials, abuse accounts, exhaust quotas, or access sensitive data. Patches The issue has been patched in v1.0.34.

Related

Alias · CVE (1)

  • CVE-2025-57755 claude-code-router is a powerful tool to route Claude Code requests to different models and customize any request. vulnerability

Weakness · CWE (2)

  • CWE-200 Exposure of Sensitive Information to an Unauthorized Actor weakness
  • CWE-942 Permissive Cross-domain Security Policy with Untrusted Domains weakness

References