In OctoberCMS (october/october composer package) versions from 1.0.319 and before 1.0.466, a user with the ability to use the import functionality of the `ImportExportController` behavior can be socially engineered by an attacker to upload a maliciously crafted CSV file which could result in a reflected XSS attack on the user in question Issue has been patched in Build 466 (v1.0.466).
| Package (Ecosystem) | Introduced | Fixed | Limit |
|---|---|---|---|
| october/backend(Packagist) | 1.0.319 | 1.0.466 | N/A |
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