CVE-2026-107445: Authorization Bypass Through User-Controlled Key in Red Hat Red Hat Hardened Images
Description
CVE-2026-107445 is an authorization bypass vulnerability in Katello's Flatpak Remote Repositories API within Red Hat Hardened Images. It allows an authenticated user with permission to view flatpak remotes in one organization to access flatpak remote repository information from another organization. Additionally, the vulnerability may enable creating a repository in a product editable by the user but configured with another organization's flatpak remote URL and stored credentials.
CVSS v3.1
Score 5.4medium
Affected software
Red Hat
Red Hat Hardened Images
Red Hat
Red Hat Satellite 6
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
The vulnerability exists because the Flatpak Remote Repositories API does not properly enforce authorization checks when accessing repositories by identifier. This unscoped lookup is also used by the mirror action, which can lead to unauthorized access and potential misuse of repository configurations and credentials across organizational boundaries within Katello, a component of Red Hat Hardened Images.
Potential Impact
An authenticated user with limited permissions can access information and potentially manipulate flatpak remote repositories belonging to other organizations. This could lead to unauthorized disclosure of repository details and credentials, and unauthorized repository creation using another organization's remote URLs and credentials. The CVSS 3.1 base score is 5.4 (medium severity), reflecting limited confidentiality and integrity impacts without availability impact.
Mitigation Recommendations
Patch status is not yet confirmed — check the Red Hat advisory at https://access.redhat.com/security/cve/CVE-2026-107445 for current remediation guidance. No official fix or workaround details are provided in the available data.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- redhat
- Date Reserved
- 2026-10-08T03:29:15.423Z
- Cvss Version
- 3.1
- State
- PUBLISHED
- Vendor Advisory Urls
- [{"url":"https://access.redhat.com/security/cve/CVE-2026-107445","vendor":"Red Hat"}]
Threat ID: 6ac716252cdf04f656de3797
Added to database: 10/08/2026, 04:03:49 UTC
Last enriched: 10/08/2026, 04:18:26 UTC
Last updated: 10/08/2026, 04:18:56 UTC
Views: 6
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