CVE-2026-12515: Katello: missing repository authorization in content_uploads exposes cross-product content existence

Severity: medium (CVSS 4.3 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.2% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2026-06-17 · updated 2026-08-04
Weakness: CWE-862

Description

A flaw was found in Katello's of Red Hat Satellite. A content upload functionality where insufficient authorization checks in the ContentUploadsController allowed users with the edit_products permission to query content information for repositories outside the products they were authorized to manage. An authenticated attacker could exploit this issue to determine whether specific content exists within repositories that should otherwise be inaccessible. This issue does not allow unauthorized modification, import, or publication of content.

Affected products

Red Hat Satellite 6.16 for RHEL 8: all versions — fixed in 0:4.14.0.21-1.el8sat
Red Hat Satellite 6.16 for RHEL 9: all versions — fixed in 0:4.14.0.21-1.el9sat
Red Hat Satellite 6.17 for RHEL 9: all versions — fixed in 0:4.16.0.18-1.el9sat
Red Hat Satellite 6.18 for RHEL 9: all versions — fixed in 0:4.18.0.15-1.el9sat
Red Hat Satellite 6.19 for RHEL 9: all versions — fixed in 0:4.20.0.7-1.el9sat
Red Hat Satellite 6: all versions

How to fix

Upgrade to a fixed version: Red Hat Satellite 6.16 for RHEL 8 0:4.14.0.21-1.el8sat; Red Hat Satellite 6.16 for RHEL 9 0:4.14.0.21-1.el9sat; Red Hat Satellite 6.17 for RHEL 9 0:4.16.0.18-1.el9sat; Red Hat Satellite 6.18 for RHEL 9 0:4.18.0.15-1.el9sat; Red Hat Satellite 6.19 for RHEL 9 0:4.20.0.7-1.el9sat. Check the vendor advisory for mitigations.

References

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