Potential XSS in jQuery dependency in Mirador
### Impact
Mirador users less than v3.0.0 (alpha-rc) versions that have an unpatched jQuery. When adopters update jQuery they will find some of Mirador functionality to be broken.
### Patches
Mirador adopters should update to v3.0.0, no updates exist for v2.x releases.
### Workarounds
Yes, Mirador users could fork and create their own custom build of Mirador and make the bug fixes themselves.
### References
https://github.com/advisories/GHSA-gxr4-xjj5-5px2
https://github.com/advisories/GHSA-jpcq-cgw6-v4j6
https://blog.jquery.com/2020/04/10/jquery-3-5-0-released/
https://jquery.com/upgrade-guide/3.5/