Impact

Any user (logged in or not) with access to the page XWiki.XWikiUserProfileSheet can enable or disable any user profile. This might allow to a disabled user to re-enable themselves, or to an attacker to disable any user of the wiki.

Patches

The problem has been patched in XWiki 13.10.7, 14.5RC1 and 14.4.2.

Workarounds

The problem can be patched immediately by editing the page XWiki.XWikiUserProfileSheet in the wiki and by performing the changes contained in https://github.com/xwiki/xwiki-platform/commit/5be1cc0adf917bf10899c47723fa451e950271fa.

References

https://github.com/xwiki/xwiki-platform/commit/5be1cc0adf917bf10899c47723fa451e950271fa https://jira.xwiki.org/browse/XWIKI-19792

For more information If you have any questions or comments about this advisory: Open an issue in JIRA Email us at security ML