Information exposure in xwiki-platform

Impact

It’s possible to guess if a user has an account on the wiki by using the “Forgot your password” form, even if the wiki is closed to guest users.

Patches

The problem has been patched on XWiki 12.10.9, 13.4.1 and 13.6RC1.

Workarounds

There’s no easy workaround other than applying the upgrade.

References

https://jira.xwiki.org/browse/XWIKI-18787

For more information

If you have any questions or comments about this advisory:

• Open an issue in JIRA
• Email us at XWiki Security Mailing list