High [CVE-2026-4800] Arbitrary code execution via untrusted input in template imports
This high-severity Red Hat Linux advisory covers CVE-2026-4800 affecting Red Hat Ansible Automation Platform 2.6 for RHEL 9, Cryostat 4 on RHEL 9, Red Hat Enterprise Linux AppStream (v. 10).
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Summary
Arbitrary code execution via untrusted input in template imports. Red Hat rates this important (CVSS 8.1).
Weakness: CWE-94. Affected package(s): odf4/ocs-client-console-rhel9:1778050558, odf4/mcg-core-rhel9:1776403991, cluster-observability-operator/troubleshooting-panel-console-plugin-pf6-rhel9:1782839996, odf4/ocs-client-rhel9-operator:1778049818, odf4/odf-cloudnative-pg-rhel9-operator:1776406131, satellite/iop-remediations-rhel9:1776194798.
Resolved in Red Hat advisory RHSA-2026:29795 — update the affected packages (`sudo dnf update`).
Affected products named by the advisory: Red Hat Ansible Automation Platform 2.6 for RHEL 9; Cryostat 4 on RHEL 9; Red Hat Enterprise Linux AppStream (v. 10); Red Hat Enterprise Linux High Availability EUS (v. 10.0); and 87 more.
- odf4/ocs-client-console-rhel9:1778050558
- odf4/mcg-core-rhel9:1776403991
- cluster-observability-operator/troubleshooting-panel-console-plugin-pf6-rhel9:1782839996
- odf4/ocs-client-rhel9-operator:1778049818
- odf4/odf-cloudnative-pg-rhel9-operator:1776406131
- satellite/iop-remediations-rhel9:1776194798
- cryostat/cryostat-openshift-console-plugin-rhel9:4.2.0-9
- openshift4/ose-networking-console-plugin-rhel9:1778517109
- odf4/odf-csi-addons-sidecar-rhel9:1778050048
- odf4/odf-multicluster-console-rhel9:1778078096
- odf4/odf-cosi-sidecar-rhel9:1778045627
- odf4/odf-rhel9-operator:1776707763
Official advisory · high-confidence parse· fetched 2 months ago·verify at source
- RHSA-2026:29795
Official advisory · high-confidence parse· fetched 2 months ago·verify at source
Mitigation checklist
- Update the affected package(s) to the fixed version shipped in RHSA-2026:29795 (`sudo dnf update` / `yum update`).
Official advisory · high-confidence parse· fetched 2 months ago·verify at source
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