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Security advisories & CVEs
2765 advisories across 32 monitored vendors.
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High [CVE-2026-71217] iperf3 server accepts unbounded peer-controlled JSON parameters enabling remote denial of service via resource exhaustion
iperf3 server accepts unbounded peer-controlled JSON parameters enabling remote denial of service via resource exhaustion. Red Hat rates this important (CVSS 7.5). Weakness: CWE-20. Red Hat lists fixing advisory RHSA-2026:61680 with package iperf3-0:3.17.1-6.el10_2.1, iperf3-0:3.9-17.el9_8.1, iperf3-0:3.5-12.el8_10.1. Affected products named by the advisory: Red Hat Enterprise Linux 10; Red Hat Enterprise Linux 9; Red Hat Enterprise Linux 8.
High [CVE-2026-15567] Pre-auth denial of service on the IIOP listener
Pre-auth denial of service on the IIOP listener. Red Hat rates this important (CVSS 7.5). Red Hat lists fixing advisory RHSA-2026:53806. Affected products named by the advisory: Red Hat JBoss Enterprise Application Platform 7; Red Hat JBoss Enterprise Application Platform 8.
High [CVE-2026-15565] Pre-Auth DoS on websocket endpoint with @ServerEndpoint class with any @OnMessage method
Pre-Auth DoS on websocket endpoint with @ServerEndpoint class with any @OnMessage method. Red Hat rates this important (CVSS 7.5). Weakness: CWE-120. Red Hat lists fixing advisory RHSA-2026:53806. Affected products named by the advisory: Red Hat build of Apache Camel for Spring Boot 4; Red Hat Data Grid 8; Red Hat JBoss Enterprise Application Platform 7; Red Hat JBoss Enterprise Application Platform 8.
High [CVE-2026-15563] Missing authentication on EAP's IIOP NameService leads to MITM or DoS
Missing authentication on EAP's IIOP NameService leads to MITM or DoS. Red Hat rates this important (CVSS 7.4). Weakness: CWE-306. 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. Affected products named by the advisory: Red Hat Fuse 7; Red Hat Single Sign-On 7.
High [CVE-2026-15562] integer overflow in MessageReader leads to pre-authentication denial of service
integer overflow in MessageReader leads to pre-authentication denial of service. Red Hat rates this important (CVSS 7.5). Weakness: CWE-190. 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-2026-15561] OOM via missing limits in chunked trailer in EAP's Undertow
OOM via missing limits in chunked trailer in EAP's Undertow. Red Hat rates this important (CVSS 7.5). Weakness: CWE-770. 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-2026-15560] unauthed class loading via IIOP in EAP
unauthed class loading via IIOP in EAP. Red Hat rates this important (CVSS 8.1). Weakness: CWE-829. 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, openjdk-orb. 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-2026-15556] 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. Affected products named by the advisory: Red Hat Hardened Images; Red Hat Enterprise Linux 7; Red Hat Enterprise Linux 8; Red Hat OpenShift Container Platform 4.22.
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.