| Package | Affected versions | Patched versions |
|---|---|---|
| org.xwiki.platform:xwiki-platform-index-ui | ≥ 14.0, < 14.3≥ 2.2-milestone-1, < 13.10.6 | 14.313.10.6 |
| xwiki | = 2.2≥ 14.0, < 14.3≥ 2.3, < 13.10.6 | 14.313.10.6 |
It's possible to store a JavaScript which will be executed by anyone viewing the deleted attachments index with an attachment containing javascript in its name.
For example, attachment a file with name ><img src=1 onerror=alert(1)>.jpg will execute the alert.
This issue has been patched in XWiki 13.10.6 and 14.3.
It is possible to modify fix the vulnerability by editing the wiki page XWiki.DeletedAttachments with the object editor, open the JavaScriptExtension object and apply on the content the changes that can be found on the commit https://github.com/xwiki/xwiki-platform/commit/6705b0cd0289d1c90ed354bd4ecc1508c4b25745.
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