CVE-2026-15415 - Path traversal and arbitrary file write in the workflow linters of aws-healthomics-mcp-server

Summary

CVE-2026-15415 is a path traversal flaw in the workflow linting tools of aws-healthomics-mcp-server before version 0.0.36. Directory traversal sequences in the workflow_files input let an actor who can influence the MCP agent write attacker-controlled content to locations outside the intended workflow bundle directory. Versions 0.0.35 and earlier are affected.

Mitigation

Upgrade aws-healthomics-mcp-server to version 0.0.36 or later.

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