Use of insecure jQuery version in OctoberCMS

Summary

### Impact Passing HTML from untrusted sources - even after sanitizing it - to one of jQuery's DOM manipulation methods (i.e. .html(), .append(), and others) may execute untrusted code. ### Patches Issue has been patched in Build 466 (v1.0.466) by applying the recommended patch from @jquery. ### Workarounds Apply https://github.com/octobercms/october/commit/5c7ba9fbe9f2b596b2f0e3436ee06b91b97e5892 to your installation manually if unable to upgrade to Build 466. ### References - https://github.com/jquery/jquery/security/advisories/GHSA-gxr4-xjj5-5px2 - https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-11022 - https://jquery.com/upgrade-guide/3.5/ ### For more information If you have any questions or comments about this advisory: * Email us at [[email protected]](mailto:[email protected]) & [[email protected]](mailto:[email protected]) ### Threat Assessment Assessed as Moderate by the @jquery team. ### Acknowledgements Thanks to @mrgswift for reporting the issue to the October CMS team.