| Package | Affected versions | Patched versions |
|---|---|---|
| drupal | ≥ 4.7.0, < 4.7.8≥ 5.0, < 5.3 | 4.7.85.3 |
The core Upload module in Drupal 4.7.x before 4.7.8 and 5.x before 5.3 places the .html extension on a whitelist, which allows remote attackers to conduct cross-site scripting (XSS) attacks by uploading .html files.
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