Release Notes for XWiki 18.0.1

Last modified by Ilie Andriuta on 2026/05/18 16:10

This is the release notes for XWiki Commons, XWiki Rendering and XWiki Platform. They share the same release notes as they are released together and have the same version.

This is a bugfix release. It also contains security fixes, with the highest severity being 9.3/10.

New and Noteworthy (since XWiki 18.0.0)

Full list of issues fixed and Dashboard for 18.0.1.

Upgrades

The following runtime dependencies have been upgraded (they have a different release cycle than XWiki Commons, XWiki Rendering and XWiki Platform):

Tested Browsers & Databases

Automated testing

XWiki executes a lot of automated tests during its build, testing all supported configurations. In addition, some manual QA is also executed to try to discover additional problems (see below):

Manual testing

Here is the list of browsers we support and how they have been manually tested for this release:

 BrowserTested on:
Firefox30.pngMozilla Firefox 150Not Tested
Chrome30.pngGoogle Chrome 148Jira Tickets Marked as Fixed in the Release Notes
Edge30.pngMicrosoft Edge 148Not Tested
Safari30.pngSafari 18Not Tested

Here is the list of databases we support and how they have been manually tested for this release:

 DatabaseTested on:
hypersql.pngHyperSQL 2.7.4Not Tested
mysql.pngMySQL 9.7Not Tested
postgresql.pngPostgreSQL 17Not Tested
mariadb.pngMariaDB 11.8Jira Tickets Marked as Fixed in the Release Notes
oracle.pngOracle 19cNot Tested

Here is the list of Servlet Containers we support and how they have been manually tested for this release:

 Servlet ContainerTested on:
tomcat-icon.pngTomcat 11.0.22Jira Tickets Marked as Fixed in the Release Notes
jetty-icon.pngJetty 12.1.5 (XWiki Standalone packaging)Not Tested
jetty-icon.pngJetty 12.1.5Not Tested

Security Issues

Security issues are not listed in issue lists or dashboards to avoid disclosing ways to use them, but they will appear automatically in them once they're disclosed. See the XWiki Security Policy for more details.

Known issues

Backward Compatibility and Migration Notes

General Notes

  • When upgrading make sure you compare and merge the following XWiki configuration files since some parameters may have been modified, removed or added:
    • xwiki.cfg
    • xwiki.properties
    • web.xml
    • hibernate.cfg.xml
  • Add xwiki.store.migration=1 in xwiki.cfg so that XWiki will attempt to automatically migrate your current database to any new schema. Make sure you backup your Database before doing anything.

API Breakages

The following APIs were modified since XWiki 18.0.0:

No breakage!

Credits

The following people have contributed code and translations to this release (sorted alphabetically):

  • Manuel Leduc
  • Marius Dumitru Florea
  • Simon Urli
  • Thiago Krieck
  • Thomas Mortagne

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