Tags from pages not viewable to the current user are leaked by the tags API. This information can also be exploited to infer the document reference of non-viewable pages.
This vulnerability has been patched in XWiki 14.4.8, 14.10.4, and 15.0 RC1.
There is no workaround apart from upgrading to a fixed version.
If you have any questions or comments about this advisory:
{ "nvd_published_at": "2023-06-23T16:15:09Z", "cwe_ids": [ "CWE-200" ], "severity": "MODERATE", "github_reviewed": true, "github_reviewed_at": "2023-06-20T16:45:12Z" }