XWiki view file macro: User can view content of office file without view rights on the attachment
Summary
A user with no view rights on a page may see the content of an office attachment displayed with the view file macro.
Details
If on a public page is displayed an office attachment from a restricted page, a user with no view rights on the restricted page can view the attachment content, no matter the display type used.
PoC
- Install and activate the Pro Macros application
- Create a page and limit the view rights for a test user
- Add an attachment to the restricted page
- Create a new public page
- Add the view file macro and select the attachment from the restricted page using any display type
- Login as the test user with restricted view rights
- The user will see the content despite having no view rights
Workarounds
None
Impact
Private data can be leaked if a user knows the reference to an attachment and has edit rights on a page.
Affected software
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| Platform | Package | Vulnerable versions | Fixed in |
|---|---|---|---|
| Java / Kotlin (Maven) | com.xwiki.pro:xwiki-pro-macros-ui | < 1.27.0 | 1.27.0 |
References
- CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:N/A:N- Weakness (CWE)
CWE-862- Platform
- Java / Kotlin (Maven)
- Package
com.xwiki.pro:xwiki-pro-macros-ui- Disclosed
- 18.11.2025
- Updated
- 11.10.2026 12:22
Sources and licenses
OSV / GitHub Advisory Database - GHSA-8c52-x9w7-vc95 - CC BY 4.0
Vulnerability history: com.xwiki.pro:xwiki-pro-macros-ui
All published vulnerabilities of this package (Java / Kotlin (Maven)), newest first. Shows whether this is a one-off slip or a package that needs watching.
This is the only known vulnerability of this package.
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