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GHSA-8Q5R-MMJF-575Q Claude Code Action: Malicious MCP Server Configuration in PRs Enables Remote Code Execution and Secret Exfiltration

🗓️ 10 Jun 2026 19:33:48Reported by GoogleType 
osv
 osv
🔗 osv.dev👁 29 Views

Malicious server configuration in pull requests enables remote code execution and secret exfiltration in Claude Code Action.

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10 Jun 2026 19:45Current
6.3Medium risk
Vulners AI Score6.3
CVSS 45.3
EPSS0.00426
29