High, CVSS 8.9MavenPublished
XWiki Platform vulnerable to Cross-site Scripting in the deleted attachments list
CVE-2022-36096 · GHSA-gjmq-x5x7-wc36
- Affected
- Maven org.xwiki.platform:xwiki-platform-index-ui >= 2.2-milestone-1, < 13.10.6; >= 14.0, < 14.3
- Fixed in
- 13.10.614.3· Vendor fix available
- Issue
- Impact It's possible to store a JavaScript which will be executed by anyone viewing the deleted attachments index with an attachment containing javascript in its name. For example, attachment a file with name <img src=1 onerror=alert(1).jpg will execute the alert. Patches This issue has been patched in XWiki 13.10.6 and 14.3. Workarounds It is possible to modify fix the vulnerability by editing the wiki page XWiki.DeletedAttachments with the object editor, open the JavaScriptExtension object and apply on the content the changes that can be found on the commit https://github.com/xwiki/xwiki-platform/commit/6705b0cd0289d1c90ed354bd4ecc1508c4b25745. References https://jira.xwiki.org/browse/XWIKI-19613 For more information If you have any questions or comments about this advisory: Open an issue in Jira XWiki.org Email us at Security Mailing List
Recommended action: Upgrade to 14.3 or 13.10.6 by release line, then redeploy and verify.A vendor fix does not resolve your finding until you verify it in your own systems.