Sidekiq through 5.1.3 and 6.x through 6.2.0 allows XSS via the queue name of the live-poll feature when Internet Explorer is used. Upstream Advisory: https://github.com/rubysec/ruby-advisory-db/blob/master/gems/sidekiq/CVE-2021-30151.yml
Upstream fix: https://github.com/mperham/sidekiq/commit/64f70339d1dcf50a55c00d36bfdb61d97ec63ed8
This issue has been addressed in the following products: Red Hat Satellite 6.11 for RHEL 7 Red Hat Satellite 6.11 for RHEL 8 Via RHSA-2022:5498 https://access.redhat.com/errata/RHSA-2022:5498
This bug is now closed. Further updates for individual products will be reflected on the CVE page(s): https://access.redhat.com/security/cve/cve-2021-30151