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OpenAdvisories
Medium · 5.4 CVE-2026-81668 EUVD-2026-67003GHSA-593x-2w4f-c2m8

Rubygem-katello: cross-tenant content view filter rule access and modification via unauthorized parent filter lookup

Published Aug 27, 2026 · Updated Nov 13, 2026 · Assigned by redhat

Description

A flaw was found in Katello where the Content View Filter Rules API does not properly enforce authorization on the parent Content View Filter. An authenticated, low-privileged user with Content View permissions in one organization may be able to access and modify filter rules belonging to a Content View Filter in another organization by supplying that filter's identifier. This can result in unauthorized disclosure of filter-rule information and unauthorized changes to unpublished Content View filter configuration.

Affected products

VendorProductAffectedFixed
Red Hat Red Hat Satellite 6.16 for RHEL 8 — —
Red Hat Red Hat Satellite 6.16 for RHEL 9 — —
Red Hat Red Hat Satellite 6.17 for RHEL 9 — —
Red Hat Red Hat Satellite 6.18 for RHEL 9 — —
Red Hat Red Hat Satellite 6.19 for RHEL 9 — —
Red Hat Red Hat Satellite 6 — —

Fixed in Linux distributions

Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.

ReleasePackageFixed inAdvisory
Red Hat Satellite Utils 6 foreman +1 3.12.0.26-1.el8sat RHSA-2026:100120, RHSA-2026:99952, RHSA-2026:99950
Red Hat Satellite Utils 6 rubygem-hammer_cli_foreman 3.18.3-1.el9sat RHSA-2026:100120
Red Hat Satellite Utils 6 rubygem-http-cookie 1.1.6-2.el9sat RHSA-2026:100120
Red Hat Satellite Utils 6 satellite +1 6.19.6-1.el9sat RHSA-2026:100120
Red Hat Satellite Maintenance 6 ansible-core 1:2.16.19-4.el9sat RHSA-2026:99952, RHSA-2026:99950
Red Hat Satellite Capsule 6 ansible-core +1 1:2.16.19-4.el9sat RHSA-2026:99952, RHSA-2026:99950
Red Hat Satellite Capsule 6 createrepo_c +2 1.2.6-1.el9pc RHSA-2026:100120
Red Hat Satellite Capsule 6 foreman +2 3.12.0.26-1.el8sat RHSA-2026:100120, RHSA-2026:99952, RHSA-2026:99950
Red Hat Satellite Capsule 6 python-pulp-rpm +1 3.26.9-1.el8pc RHSA-2026:99950, RHSA-2026:99949
Red Hat Satellite Capsule 6 python-pulpcore +1 3.49.39-5.el8pc RHSA-2026:99950, RHSA-2026:99949
Red Hat Satellite Capsule 6 python-pyjwt +2 2.15.1-1.el8pc RHSA-2026:99950, RHSA-2026:99949
Red Hat Satellite Capsule 6 python-pysequoia +1 0.1.35-1.el8pc RHSA-2026:99950, RHSA-2026:99949
Red Hat Satellite Capsule 6 python3.12-pulp-container 2.26.19-2.el9pc RHSA-2026:100120
Red Hat Satellite Capsule 6 python3.12-pulp-rpm 3.29.12-1.el9pc RHSA-2026:100120, RHSA-2026:99952
Red Hat Satellite Capsule 6 python3.12-pulpcore 3.73.45-1.el9pc RHSA-2026:100120, RHSA-2026:99952
Red Hat Satellite Capsule 6 python3.12-pyjwt +1 2.15.1-1.el9pc RHSA-2026:100120, RHSA-2026:99952
Red Hat Satellite Capsule 6 python3.12-pysequoia 0.1.35-1.el9pc RHSA-2026:100120, RHSA-2026:99952
Red Hat Satellite Capsule 6 rubygem-http-cookie 1.1.6-2.el9sat RHSA-2026:100120
Red Hat Satellite Capsule 6 rubygem-smart_proxy_container_gateway 3.5.1-1.el9sat RHSA-2026:100120
Red Hat Satellite Capsule 6 rubygem-smart_proxy_dynflow 0.9.3-2.el8sat RHSA-2026:100120, RHSA-2026:99952, RHSA-2026:99950
Red Hat Satellite Capsule 6 satellite +3 6.19.6-1.el9sat RHSA-2026:100120
Show 1 more (older releases, extended support, other products)
ReleasePackageFixed inAdvisory
Red Hat Satellite 6 ansible-core +1 1:2.16.19-4.el9sat RHSA-2026:99952, RHSA-2026:99950
Red Hat Satellite 6 candlepin +1 4.4.26-2.el8sat RHSA-2026:100120, RHSA-2026:99952, RHSA-2026:99950
Red Hat Satellite 6 createrepo_c +2 1.2.6-1.el9pc RHSA-2026:100120
Red Hat Satellite 6 foreman +14 3.12.0.26-1.el8sat RHSA-2026:100120, RHSA-2026:99952, RHSA-2026:99950
Red Hat Satellite 6 python-pulp-rpm +1 3.26.9-1.el8pc RHSA-2026:99950, RHSA-2026:99949
Red Hat Satellite 6 python-pulpcore +1 3.49.39-5.el8pc RHSA-2026:99950, RHSA-2026:99949
Red Hat Satellite 6 python-pyjwt +2 2.15.1-1.el8pc RHSA-2026:99950, RHSA-2026:99949
Red Hat Satellite 6 python-pysequoia +1 0.1.35-1.el8pc RHSA-2026:99950, RHSA-2026:99949
Red Hat Satellite 6 python3.12-pulp-container 2.26.19-2.el9pc RHSA-2026:100120
Red Hat Satellite 6 python3.12-pulp-rpm 3.29.12-1.el9pc RHSA-2026:100120, RHSA-2026:99952
Red Hat Satellite 6 python3.12-pulpcore 3.73.45-1.el9pc RHSA-2026:100120, RHSA-2026:99952
Red Hat Satellite 6 python3.12-pyjwt +1 2.15.1-1.el9pc RHSA-2026:100120, RHSA-2026:99952
Red Hat Satellite 6 python3.12-pysequoia 0.1.35-1.el9pc RHSA-2026:100120, RHSA-2026:99952
Red Hat Satellite 6 rubygem-crass 1.0.8-1.el8sat RHSA-2026:100120, RHSA-2026:99952, RHSA-2026:99950
Red Hat Satellite 6 rubygem-foreman_ansible 17.0.5-2.el9sat RHSA-2026:100120
Red Hat Satellite 6 rubygem-foreman_remote_execution +1 16.5.3-3.el9sat RHSA-2026:100120
Red Hat Satellite 6 rubygem-foreman_rh_cloud 13.2.12-1.el9sat RHSA-2026:100120
Red Hat Satellite 6 rubygem-foreman_theme_satellite 16.2.5-1.el9sat RHSA-2026:100120
Red Hat Satellite 6 rubygem-hammer_cli_foreman 3.18.3-1.el9sat RHSA-2026:100120
Red Hat Satellite 6 rubygem-http-cookie 1.1.6-2.el9sat RHSA-2026:100120
Red Hat Satellite 6 rubygem-katello 4.14.0.24-1.el8sat RHSA-2026:100120, RHSA-2026:99952, RHSA-2026:99950
Red Hat Satellite 6 rubygem-puma 6.4.3-2.el8sat RHSA-2026:99952, RHSA-2026:99950, RHSA-2026:99949
Red Hat Satellite 6 rubygem-safemode 1.5.0-3.el8sat RHSA-2026:100120, RHSA-2026:99952, RHSA-2026:99950
Red Hat Satellite 6 rubygem-smart_proxy_container_gateway 3.5.1-1.el9sat RHSA-2026:100120
Red Hat Satellite 6 rubygem-smart_proxy_dynflow 0.9.3-2.el8sat RHSA-2026:100120, RHSA-2026:99952, RHSA-2026:99950
Red Hat Satellite 6 satellite +3 6.19.6-1.el9sat RHSA-2026:100120

Advisories 4

References