In actionpack gem >= 6.0.0, a possible XSS vulnerability exists when an application is running in development mode allowing an attacker to send or embed (in another page) a specially crafted URL which can allow the attacker to execute JavaScript in the context of the local application. This vulnerability is in the Actionable Exceptions middleware.
| Package (Ecosystem) | Introduced | Fixed | Limit |
|---|---|---|---|
| actionpack(RubyGems) | 6.0.0 | 6.0.3.4 | N/A |
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