GHSA-f963-4cq8-2gw7

Description

### Impact A user without script/programming right can trick a user with elevated rights to edit a content with a malicious payload using a WYSIWYG editor. The user with elevated rights is not warned beforehand that they are going to edit possibly dangerous content. The payload is executed at edit time. ### Patches This vulnerability has been patched in XWiki 15.10RC1. ### Workarounds No workaround. It is advised to upgrade to XWiki 15.10+. ### References * https://jira.xwiki.org/browse/XWIKI-20331 * https://jira.xwiki.org/browse/XWIKI-21311 * https://jira.xwiki.org/browse/XWIKI-21481 * https://jira.xwiki.org/browse/XWIKI-21482 * https://jira.xwiki.org/browse/XWIKI-21483 * https://jira.xwiki.org/browse/XWIKI-21484 * https://jira.xwiki.org/browse/XWIKI-21485 * https://jira.xwiki.org/browse/XWIKI-21486 * https://jira.xwiki.org/browse/XWIKI-21487 * https://jira.xwiki.org/browse/XWIKI-21488 * https://jira.xwiki.org/browse/XWIKI-21489 * https://jira.xwiki.org/browse/XWIKI-21490 ### For more information If you have any questions or comments about this advisory: * Open an issue in [Jira XWiki.org](https://jira.xwiki.org/) * Email us at [Security Mailing List](mailto:security@xwiki.org) ### Attribution This vulnerability has been reported on Intigriti by @floerer