In RDoc 3.11 through 6.x before 6.3.1, as distributed with Ruby through 3.0.1, it is possible to execute arbitrary code via | and tags in a filename.
| Package (Ecosystem) | Introduced | Fixed | Limit |
|---|---|---|---|
| rdoc(RubyGems) | 3.11 | 6.1.2.1 | N/A |
| rdoc(RubyGems) | 6.2.0 | 6.2.1.1 | N/A |
| rdoc(RubyGems) | 6.3.0 | 6.3.1 | N/A |
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