An issue was discovered in the rack-cors (aka Rack CORS Middleware) gem before 1.0.4 for Ruby. It allows ../ directory traversal to access private resources because resource matching does not ensure that pathnames are in a canonical format.
| Package (Ecosystem) | Introduced | Fixed | Limit |
|---|---|---|---|
| rack-cors(RubyGems) | 0 | 1.0.4 | N/A |
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