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ESB-2026.3366 PUBLISHED CVSS 9.800000190734863 CRITICAL

=========================================================================== AUSCERT External Security Bulletin Redistribution ESB-2026.3366 Red Hat Developer Hub 1.9.3 release. 8 April 2026 =========================================================================== AUSCERT Security Bulletin Summary --------------------------------- Product: Red Hat Developer Hub (RHDH) Publisher: Red Hat Operating System: Red Hat Resolution: Patch/Upgrade CVE Names: CVE-2026-27606 CVE-2025-69873 CVE-2026-33186 CVE-2026-2359 CVE-2026-24046 CVE-2026-25153 CVE-2026-25896 CVE-2026-1615 CVE-2026-26278 CVE-2026-25639 CVE-2026-27942 CVE-2026-3304 CVE-2026-25679 CVE-2026-3520 CVE-2025-61140 Original Bulletin: https://access.redhat.com/errata/RHSA-2026:6802 Comment: CVSS (Max): 9.8 CVE-2026-1615 (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H) CVSS Source: Red Hat Calculator: https://www.first.org/cvss/calculator/3.1#CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H EPSS (Max): 0.3% (51st) CVE-2026-27606 2026-04-07 - --------------------------BEGIN INCLUDED TEXT-------------------- RHSA-2026:6802 - Security Advisory Issued: 2026-04-07 Updated: 2026-04-07 Synopsis Red Hat developer hub 1.9.3 release. Type/Severity Security Advisory: Important Topic Red Hat Developer Hub 1.9.3 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 Fixes o RHDHBUGS-2736 - Can't install OCI plugin if ref contains both registry hostname and port due to wrong parsing errors CVEs o CVE-2025-61140 o CVE-2025-69873 o CVE-2026-1615 o CVE-2026-2359 o CVE-2026-24046 o CVE-2026-25153 o CVE-2026-25639 o CVE-2026-25679 o CVE-2026-25896 o CVE-2026-26278 o CVE-2026-27606 o CVE-2026-27942 o CVE-2026-3304 o CVE-2026-33186 o CVE-2026-3520 References o https://access.redhat.com/security/updates/classification/ o https://catalog.redhat.com/search?gs&searchType=containers&q=rhdh o https://developers.redhat.com/rhdh/overview o https://docs.redhat.com/en/documentation/red_hat_developer_hub o https://issues.redhat.com/browse/RHDHBUGS-2736 - --------------------------END INCLUDED TEXT---------------------- You have received this e-mail bulletin as a result of your organisation's registration with AUSCERT. The mailing list you are subscribed to is maintained within your organisation, so if you do not wish to continue receiving these bulletins you should contact your local IT manager. If you do not know who that is, please send an email to auscert@auscert.org.au and we will forward your request to the appropriate person. NOTE: Third Party Rights This security bulletin is provided as a service to AUSCERT's members. As AUSCERT did not write the document quoted above, AUSCERT has had no control over its content. The decision to follow or act on information or advice contained in this security bulletin is the responsibility of each user or organisation, and should be considered in accordance with your organisation's site policies and procedures. AUSCERT takes no responsibility for consequences which may arise from following or acting on information or advice contained in this security bulletin. NOTE: This is only the original release of the security bulletin. It may not be updated when updates to the original are made. If downloading at a later date, it is recommended that the bulletin is retrieved directly from the author's website to ensure that the information is still current. Contact information for the authors of the original document is included in the Security Bulletin above. If you have any questions or need further information, please contact them directly. Previous advisories and external security bulletins can be retrieved from: https://portal.auscert.org.au/bulletins/ =========================================================================== AUSCERT The University of Queensland, Brisbane QLD 4072 Australia e: auscert@auscert.org.au t: +61 (0)7 3365 4417 Allies in Cyber Security ===========================================================================

Risk Scores

CVSS v3.1
9.800000190734863
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected Products

VendorProductVersions
Red HatRed Hat Developer Hub (RHDH)

Timeline

References

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