CVE-2026-12515: Red Hat Hardened Images

Medium severity, CVSS 4.3. EPSS: 0.2% chance of exploitation in the next 30 days.

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 Red Hat Hardened Images
• Red Hat Red Hat Satellite 6
• Red Hat Red Hat Satellite 6.16 For Rhel 8: before 0:4.14.0.21-1.el8sat (fixed in 0:4.14.0.21-1.el8sat)
• Red Hat Red Hat Satellite 6.16 For Rhel 9: before 0:4.14.0.21-1.el9sat (fixed in 0:4.14.0.21-1.el9sat)
• Red Hat Red Hat Satellite 6.17 For Rhel 9: before 0:4.16.0.18-1.el9sat (fixed in 0:4.16.0.18-1.el9sat)
• Red Hat Red Hat Satellite 6.18 For Rhel 9: before 0:4.18.0.15-1.el9sat (fixed in 0:4.18.0.15-1.el9sat)
• Red Hat Red Hat Satellite 6.19 For Rhel 9: before 0:4.20.0.7-1.el9sat (fixed in 0:4.20.0.7-1.el9sat)

Published 2026-06-17. Last modified 2026-08-04.