| Package | Affected versions | Patched versions |
|---|---|---|
| org.xwiki.platform:xwiki-platform-attachment-ui | ≥ 14.0-rc-1, < 14.4.8≥ 14.5, < 14.10.1≥ 2.0-rc-2, < 13.10.11 | 14.4.814.10.113.10.11 |
| xwiki | ≥ 14.0, < 14.4.8≥ 14.5, < 14.10.1< 13.10.11 | 14.4.814.10.113.10.11 |
Any user with view rights on XWiki.AttachmentSelector can execute arbitrary Groovy, Python or Velocity code in XWiki leading to full access to the XWiki installation. The root cause is improper escaping in the "Cancel and return to page" button. This page is installed by default.
See https://jira.xwiki.org/browse/XWIKI-20275 for the reproduction steps.
The vulnerability has been patched in XWiki 15.0-rc-1, 14.10.1, 14.4.8, and 13.10.11.
The issue can be fixed by applying this patch on XWiki.AttachmentSelector.
If you have any questions or comments about this advisory:
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