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High [CVE-2026-15556] picketlink SAML 2.0 auth bypass via missing assertions
picketlink SAML 2.0 auth bypass via missing assertions. Red Hat rates this important (CVSS 8.1). Weakness: CWE-347. Red Hat lists fixing advisory RHSA-2026:53806 with package eap7-ironjacamar-0:1.5.26-2.Final_redhat_00001.1.el7eap, eap7-undertow-0:2.2.40-2.SP3_redhat_00001.1.el7eap, eap7-wildfly-0:7.4.25-2.GA_redhat_00001.1.el7eap, eap7-netty-0:4.1.135-1.Final_redhat_00001.1.el7eap. Affected product named by the advisory: Red Hat JBoss Enterprise Application Platform 7.4 ELS on RHEL 7.
High [CVE-2026-15555] wildfly-clustering-infinispan-marshalling: Jboss Deserialization RCE via Unfiltered River Unmarshaller
wildfly-clustering-infinispan-marshalling: Jboss Deserialization RCE via Unfiltered River Unmarshaller. Red Hat rates this important (CVSS 8.8). Weakness: CWE-502. Red Hat lists fixing advisory RHSA-2026:53806 with package eap7-ironjacamar-0:1.5.26-2.Final_redhat_00001.1.el7eap, eap7-undertow-0:2.2.40-2.SP3_redhat_00001.1.el7eap, eap7-wildfly-0:7.4.25-2.GA_redhat_00001.1.el7eap, eap7-netty-0:4.1.135-1.Final_redhat_00001.1.el7eap. Affected products named by the advisory: Red Hat JBoss Enterprise Application Platform 7.4 ELS on RHEL 7; Red Hat JBoss Enterprise Application Platform 8; Red Hat JBoss Enterprise Application Platform Expansion Pack.
High [CVE-2026-15554] Authentication Bypass via AJP ssl_cert/is_ssl Forgery
Authentication Bypass via AJP ssl_cert/is_ssl Forgery. Red Hat rates this important (CVSS 7.4). Weakness: CWE-295. Red Hat lists fixing advisory RHSA-2026:53806 with package eap7-ironjacamar-0:1.5.26-2.Final_redhat_00001.1.el7eap, eap7-undertow-0:2.2.40-2.SP3_redhat_00001.1.el7eap, eap7-wildfly-0:7.4.25-2.GA_redhat_00001.1.el7eap, eap7-netty-0:4.1.135-1.Final_redhat_00001.1.el7eap. Affected products named by the advisory: Red Hat JBoss Enterprise Application Platform 7.4 ELS on RHEL 7; Red Hat JBoss Enterprise Application Platform 8.
High [CVE-2026-72693] Local privilege escalation in openvt via incorrect process owner verification allowing passwordless root login
Local privilege escalation in openvt via incorrect process owner verification allowing passwordless root login. Red Hat rates this moderate (CVSS 7.8). Weakness: CWE-284. Red Hat lists fixing advisory RHSA-2026:41136 with package kbd-0:2.4.0-12.el9_8, kbd-0:2.6.4-8.el10_2, kbd-main-2.10.0-2.hum1. Affected products named by the advisory: Red Hat Enterprise Linux 9; Red Hat Enterprise Linux 10.
High [CVE-2026-72694] MRTG daemon symlink-following chown allows local privilege escalation via PID file path manipulation
MRTG daemon symlink-following chown allows local privilege escalation via PID file path manipulation. Red Hat rates this important (CVSS 7.1). Weakness: CWE-59. Red Hat lists fixing advisory RHSA-2026:57596 with package mrtg-0:2.17.10-12.el10_2.1, mrtg-0:2.17.7-12.el9_8.1. Affected products named by the advisory: Red Hat Enterprise Linux 10; Red Hat Enterprise Linux 9.
High [CVE-2026-4757] Code execution and privilege escalation via VAPIX API improper input validation
Code execution and privilege escalation via VAPIX API improper input validation. Red Hat rates this important (CVSS 7.2). Weakness: CWE-94. Affected products named by the advisory: Red Hat Enterprise Linux 6; Red Hat package: axis.
High [CVE-2026-66797] Velero Restore includes cluster-scoped RBAC resources with no exclusion — tampered backup yields hub cluster-admin
Velero Restore includes cluster-scoped RBAC resources with no exclusion — tampered backup yields hub cluster-admin. Red Hat rates this important (CVSS 8.5). Weakness: CWE-862. Red Hat lists fixing advisory RHSA-2026:60391 with package rhacm2/cluster-backup-rhel9-operator:1787684668, rhacm2/cluster-backup-rhel9-operator:1787238500, rhacm2/cluster-backup-rhel9-operator:1787227576, rhacm2/cluster-backup-rhel9-operator:1787183178. Affected product named by the advisory: Red Hat Advanced Cluster Management for Kubernetes 2.
High [CVE-2026-66798] Restore.spec.hooks passed verbatim to Velero Restore — arbitrary command execution in restored pods
Restore.spec.hooks passed verbatim to Velero Restore — arbitrary command execution in restored pods. Red Hat rates this important (CVSS 8.8). Weakness: CWE-77. Red Hat lists fixing advisory RHSA-2026:60391 with package rhacm2/cluster-backup-rhel9-operator:1787684668, rhacm2/cluster-backup-rhel9-operator:1787238500, rhacm2/cluster-backup-rhel9-operator:1787227576, rhacm2/cluster-backup-rhel9-operator:1787183178. Affected product named by the advisory: Red Hat Advanced Cluster Management for Kubernetes 2.
High [CVE-2026-66799] Restore.spec.namespaceMapping pass-through enables cross-namespace Secret/ConfigMap placement
Restore.spec.namespaceMapping pass-through enables cross-namespace Secret/ConfigMap placement. Red Hat rates this important (CVSS 7.1). Weakness: CWE-863. Red Hat lists fixing advisory RHSA-2026:60390 with package rhacm2/cluster-backup-rhel9-operator:1787238500, rhacm2/cluster-backup-rhel9-operator:1787227576, rhacm2/cluster-backup-rhel9-operator:1787183178, rhacm2/cluster-backup-rhel9-operator:1787259060. Affected product named by the advisory: Red Hat Advanced Cluster Management for Kubernetes 2.
High [CVE-2026-66800] CleanupAll triggers unguarded cluster-wide mass-delete via operator ServiceAccount
CleanupAll triggers unguarded cluster-wide mass-delete via operator ServiceAccount. Red Hat rates this important (CVSS 7.1). Weakness: CWE-862. Red Hat lists fixing advisory RHSA-2026:60391 with package rhacm2/cluster-backup-rhel9-operator:1787684668, rhacm2/cluster-backup-rhel9-operator:1787238500, rhacm2/cluster-backup-rhel9-operator:1787227576, rhacm2/cluster-backup-rhel9-operator:1787183178. Affected product named by the advisory: Red Hat Advanced Cluster Management for Kubernetes 2.
High [CVE-2026-62901] .NET:.NET Denial of Service Vulnerability
.NET:.NET Denial of Service Vulnerability. Red Hat rates this important (CVSS 7.5). Weakness: CWE-606. Red Hat lists fixing advisory RHSA-2026:54542 with package dotnet8-0-main-8.0.130-0.1.hum1, dotnet8.0-0:8.0.130-1.el8_10, dotnet9.0-0:9.0.120-1.el9_6, dotnet10.0-0:10.0.111-1.el9_8. Affected products named by the advisory: Red Hat Enterprise Linux 8; Red Hat Enterprise Linux 9; Red Hat Enterprise Linux 10.
High [CVE-2026-62909] .NET:.NET Elevation of Privilege Vulnerability
.NET:.NET Elevation of Privilege Vulnerability. Red Hat rates this important (CVSS 7.8). Weakness: CWE-252. Red Hat lists fixing advisory RHSA-2026:54542 with package dotnet8-0-main-8.0.130-0.1.hum1, dotnet8.0-0:8.0.130-1.el8_10, dotnet9.0-0:9.0.120-1.el9_6, dotnet10.0-0:10.0.111-1.el9_8. Affected products named by the advisory: Red Hat Enterprise Linux 8; Red Hat Enterprise Linux 9; Red Hat Enterprise Linux 10.
High [CVE-2026-73266] tenant-controlled ClusterClaim labels propagated to ManagedCluster enabling cross-tenant ManagedClusterSet join
tenant-controlled ClusterClaim labels propagated to ManagedCluster enabling cross-tenant ManagedClusterSet join. Red Hat rates this important (CVSS 7.1). Weakness: CWE-441. Red Hat lists fixing advisory RHSA-2026:59593 with package multicluster-engine/clusterclaims-controller-rhel9:1787259112, multicluster-engine/clusterclaims-controller-rhel9:1786577950, multicluster-engine/clusterclaims-controller-rhel9:1787239442, multicluster-engine/clusterclaims-controller-rhel9:1787259059. Affected product named by the advisory: Multicluster Engine for Kubernetes.
High [CVE-2026-73267] ManagedCluster deletion keyed solely on ClusterClaim.Spec.Namespace with no ownership check
ManagedCluster deletion keyed solely on ClusterClaim. Spec. Namespace with no ownership check. Red Hat rates this important (CVSS 7.7). Weakness: CWE-602. Red Hat lists fixing advisory RHSA-2026:59593 with package multicluster-engine/clusterclaims-controller-rhel9:1787259112, multicluster-engine/clusterclaims-controller-rhel9:1786577950, multicluster-engine/clusterclaims-controller-rhel9:1787239442, multicluster-engine/clusterclaims-controller-rhel9:1787259059. Affected products named by the advisory: multicluster engine for Kubernetes 2.10; multicluster engine for Kubernetes 2.11; multicluster engine for Kubernetes 2.17; multicluster engine for Kubernetes 2.6; and 2 more. Affected products named by the advisory: multicluster engine for Kubernetes 2.8; multicluster engine for Kubernetes 2.9.
Critical [CVE-2026-18948] Unsafe dill deserialization of registry-stored UDFs — RCE on feature server and registry server
Unsafe dill deserialization of registry-stored UDFs — RCE on feature server and registry server. Red Hat rates this critical (CVSS 9.9). Red Hat lists fixing advisory RHSA-2026:53262 with package rhoai/odh-feature-server-rhel9:1787068065, rhoai/odh-feature-server-rhel9:1786110051, rhoai/odh-feature-server-rhel9:1786110033, rhoai/odh-feature-server-rhel9:1786107278. Affected products named by the advisory: Red Hat OpenShift AI 2.25; Red Hat OpenShift AI 3.3; Red Hat OpenShift AI 3.4.
Critical [CVE-2026-14450] Privilege escalation via forged HTTP headers due to missing authentication
Privilege escalation via forged HTTP headers due to missing authentication. Red Hat rates this important (CVSS 9.9). Weakness: CWE-290. Red Hat lists fixing advisory RHSA-2026:53262 with package rhoai/odh-maas-api-rhel9:1785850409, rhoai/odh-maas-api-rhel9:1787153683. Affected product named by the advisory: Red Hat OpenShift AI 3.4.
Critical [CVE-2026-66801] shared Kafka gh-spec topic Write ACL plus spoofable CloudEvent source enables fleet-wide cluster-admin from any compromised managed hub
shared Kafka gh-spec topic Write ACL plus spoofable CloudEvent source enables fleet-wide cluster-admin from any compromised managed hub. Red Hat rates this critical (CVSS 9.9). Weakness: CWE-290. Red Hat lists fixing advisory RHSA-2026:54577 with package multicluster-globalhub/multicluster-globalhub-rhel9-operator:1786621416, multicluster-globalhub/multicluster-globalhub-rhel9-operator:1786071343, multicluster-globalhub/multicluster-globalhub-rhel9-operator:1786067967, multicluster-globalhub/multicluster-globalhub-rhel9-operator:1785773214.
High [CVE-2026-66806] TLS verification disabled when sending hub pull-secret to console.redhat.com
TLS verification disabled when sending hub pull-secret to console.redhat.com. Red Hat rates this important (CVSS 7.4). Weakness: CWE-295. Red Hat lists fixing advisory RHSA-2026:59579 with package multicluster-engine/console-mce-rhel9:1787264250, rhacm2/console-rhel9:1787687062. Affected products named by the advisory: Multicluster Engine for Kubernetes; Red Hat Advanced Cluster Management for Kubernetes 2.
High [CVE-2026-72913] Arbitrary Code Execution via Chained DCS Escape Sequences
Arbitrary Code Execution via Chained DCS Escape Sequences. Red Hat rates this important (CVSS 7.8). Weakness: CWE-78. Affected products named by the advisory: External Secrets Operator for Red Hat OpenShift; Logging Subsystem for Red Hat OpenShift; Red Hat Enterprise Linux 10; Red Hat Enterprise Linux 9; and 1 more. Affected products named by the advisory: Red Hat package: gvisor-tap-vsock.
High [CVE-2026-63622] swtpm privilege escalation via symlink following
swtpm privilege escalation via symlink following. Red Hat rates this important (CVSS 7.8). Weakness: CWE-59. Affected products named by the advisory: Red Hat Enterprise Linux 10; Red Hat Enterprise Linux 7; Red Hat Enterprise Linux 8; Red Hat Enterprise Linux 9; and 2 more. Affected products named by the advisory: Red Hat Enterprise Linux for NVIDIA 26; Red Hat package: libvirt.