RHSA-2026:13826 - Security Advisory

Topic

Red Hat Developer Hub 1.9.4 has been released.

Description

Red Hat Developer Hub (RHDH) is Red Hat's enterprise-grade, self-managed, customizable developer portal based on Backstage.io. RHDH is supported on OpenShift and other major Kubernetes clusters (AKS, EKS, GKE). The core features of RHDH include a single pane of glass, a centralized software catalog, self-service via golden path templates, and Tech Docs. RHDH is extensible by plugins.

Solution

For more about Red Hat Developer Hub, see References links

Affected Products

• Red Hat Developer Hub

Fixes

• RHDHBUGS-2981 - Theme: Sidebar background color is inherited on the main page background
• RHDHBUGS-2970 - extraErrors Not Displayed for Deeply Nested Multi-Step Schemas
• RHDHBUGS-2967 - Enabling global header plugin overrides theme setting with unwanted outline/border styles
• RHDHBUGS-2935 - My Group menu Item has broken styling
• RHDHBUGS-2922 - RHDH upgrade to 1.9 fails if CRD status contains v1alpha1 or v1alpha2 as storedVersion
• RHDHBUGS-2920 - [Orchestrator] schemaUpdater replaces first matching section instead of the triggering section when multiple schemaUpdater blocks are defined

CVEs

• CVE-2025-62718
• CVE-2025-69534
• CVE-2026-1525
• CVE-2026-1526
• CVE-2026-1528
• CVE-2026-2229
• CVE-2026-27601
• CVE-2026-27904
• CVE-2026-29063
• CVE-2026-29074
• CVE-2026-29186
• CVE-2026-3118
• CVE-2026-32141
• CVE-2026-32280
• CVE-2026-32282
• CVE-2026-33228
• CVE-2026-33891
• CVE-2026-33894
• CVE-2026-33895
• CVE-2026-33896
• CVE-2026-39983
• CVE-2026-40175
• CVE-2026-40895
• CVE-2026-4800
• CVE-2026-4926

References

• https://access.redhat.com/security/updates/classification/
• https://catalog.redhat.com/search?gs&searchType=containers&q=rhdh
• https://developers.redhat.com/rhdh/overview
• https://docs.redhat.com/en/documentation/red_hat_developer_hub
• https://issues.redhat.com/browse/RHDHBUGS-2981
• https://issues.redhat.com/browse/RHDHBUGS-2970
• https://issues.redhat.com/browse/RHDHBUGS-2967
• https://issues.redhat.com/browse/RHDHBUGS-2935
• https://issues.redhat.com/browse/RHDHBUGS-2922
• https://issues.redhat.com/browse/RHDHBUGS-2920