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5101 advisories across 32 monitored vendors.
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Choose a whole vendor or a precise platform, then receive matching security advisories by phone notification, email, or both. Coverage follows 32 official vendor sources and 160+ reviewed platform categories.
Information disclosure via sensitive data in log files. Red Hat rates this low (CVSS 6.5). Weakness: CWE-538. Affected package(s): tomcat, jws6-tomcat. Resolved in Red Hat advisory RHSA-2026:20405 — update the affected packages (`sudo dnf update`). Affected products named by the advisory: Red Hat Enterprise Linux 1; Red Hat Enterprise Linux 8; Red Hat Enterprise Linux 9.
Information disclosure due to improper encoding in JsonAccessLogValve. Red Hat rates this low (CVSS 5.4). Weakness: CWE-838. Affected package(s): tomcat, jws6-tomcat. Resolved in Red Hat advisory RHSA-2026:20405 — update the affected packages (`sudo dnf update`). Affected products named by the advisory: Red Hat Enterprise Linux 1; Red Hat Enterprise Linux 8; Red Hat Enterprise Linux 9.
Authentication bypass due to CLIENT_CERT soft fail misconfiguration. Red Hat rates this moderate (CVSS 5.9). Weakness: CWE-303. Affected package(s): tomcat, jws6-tomcat. Resolved in Red Hat advisory RHSA-2026:20405 — update the affected packages (`sudo dnf update`). Affected products named by the advisory: Red Hat Enterprise Linux 1; Red Hat Enterprise Linux 8; Red Hat Enterprise Linux 9.
Open Redirect vulnerability via LoadBalancerDrainingValve. Red Hat rates this low (CVSS 4.3). Weakness: CWE-601. Affected package(s): tomcat, jws6-tomcat. Resolved in Red Hat advisory RHSA-2026:20405 — update the affected packages (`sudo dnf update`). Affected products named by the advisory: Red Hat Enterprise Linux 1; Red Hat Enterprise Linux 8; Red Hat Enterprise Linux 9.
HTTP Request/Response Smuggling via invalid chunk extension. Red Hat rates this low (CVSS 4.3). Weakness: CWE-444. Affected package(s): tomcat, jws6-tomcat. Resolved in Red Hat advisory RHSA-2026:20405 — update the affected packages (`sudo dnf update`). Affected products named by the advisory: Red Hat Enterprise Linux 1; Red Hat Enterprise Linux 8; Red Hat Enterprise Linux 9.
Information disclosure and data corruption via use-after-free vulnerability. Red Hat rates this moderate (CVSS 4.4). Weakness: CWE-825. Affected package(s): libpng-main. Resolved in Red Hat advisory RHSA-2026:13719 — update the affected packages (`sudo dnf update`). Affected products named by the advisory: Red Hat Enterprise Linux.
Sandbox escape via use-after-free in PrivateAI. Red Hat rates this important (CVSS 9.6). Weakness: CWE-825. No fix erratum has been published yet; monitor the Red Hat CVE page and apply the RHSA when released. Affected product named by the advisory: Red Hat Enterprise Linux.
Go (golang) and cmd/go: Arbitrary Code Execution via malicious SWIG file names. Red Hat rates this important (CVSS 9). Weakness: CWE-641. Affected package(s): openshift4/cloud-network-config-controller-rhel9:1780040126, openshift4/ose-agent-installer-utils-rhel9:1780044523, openshift4/ose-vsphere-csi-driver-rhel9-operator:1780040095, openshift4/ose-aws-cloud-controller-manager-rhel9:1780040386, openshift4/ose-aws-cluster-api-controllers-rhel9:1780040551, openshift4/ose-ironic-machine-os-downloader-rhel9:1780365576. Resolved in Red Hat advisory RHSA-2026:10704 — update the affected packages (`sudo dnf update`). Affected products named by the advisory: Red Hat Enterprise Linux 10.0 Extended Update Support; Red Hat Enterprise Linux 8.4 Advanced Mission Critical Update Support; Red Hat Enterprise Linux 8.4 Extended Update Support Long-Life Add-On; Red Hat Enterprise Linux 8.6 Advanced Mission Critical Update Support; and 12 more.
Arbitrary code execution via path traversal in tsk_recover. Red Hat rates this important (CVSS 7.9). Weakness: CWE-22. No fix erratum has been published yet; monitor the Red Hat CVE page and apply the RHSA when released. Affected product named by the advisory: Red Hat Enterprise Linux.
Arbitrary code execution via heap buffer overflow in WebML. Red Hat rates this important (CVSS 8.8). Weakness: CWE-131. No fix erratum has been published yet; monitor the Red Hat CVE page and apply the RHSA when released. Affected product named by the advisory: Red Hat Enterprise Linux.
Buffer overflow via non-contiguous buffer in API. Red Hat rates this important (CVSS 7.3). Weakness: CWE-131. Affected package(s): ansible-automation-platform, quay/quay-rhel8:1779811473, quay/quay-rhel8:1779689392, ansible-automation-platform-tech-preview/metrics-service-rhel9:1779760844, automation-controller, python3.12-cryptography. Resolved in Red Hat advisory RHSA-2026:23361 — update the affected packages (`sudo dnf update`). Affected products named by the advisory: Red Hat Ansible Automation Platform 2.5 for RHEL 8; Red Hat Ansible Automation Platform 2.5 for RHEL 9; Red Hat Ansible Automation Platform 2.6 for RHEL 9; Red Hat AI Inference Server 3.3; and 20 more.
github.com/open-telemetry/opentelemetry-go: OpenTelemetry-Go: Arbitrary code execution via PATH hijacking on BSD/Solaris. Red Hat rates this important (CVSS 8.8). Weakness: CWE-426. Affected package(s): multicluster-engine/assisted-service. Resolved in Red Hat advisory RHSA-2026:26254 — update the affected packages (`sudo dnf update`). Affected product named by the advisory: Red Hat Openshift Data Foundation 4.22.
denial of service via specially crafted HTTP requests to Server Function endpoints. Red Hat rates this important (CVSS 7.5). Weakness: CWE-770. No fix erratum has been published yet; monitor the Red Hat CVE page and apply the RHSA when released. Affected product named by the advisory: Red Hat Enterprise Linux.
early return from the JASPIAuthenticator class without clearing ThreadLocal variables. Red Hat rates this important (CVSS 7.4). Weakness: CWE-226. Affected package(s): jetty-ee10-plus, jetty-ee10-servlets, jetty-ee10-apache-jsp, jetty-ee10-webapp, offline-knowledge-portal/rhokp-rhel9:1782239370, jetty-ee10-servlet. Resolved in Red Hat advisory RHSA-2026:25089 — update the affected packages (`sudo dnf update`). Affected products named by the advisory: Red Hat build of Apache Camel 4.18.1 for Spring Boot 3.5.14; Red Hat Offline Knowledge Portal 1.2.7; Red Hat Offline Knowledge Portal 1.2.3; Red Hat Offline Knowledge Portal 1.2.4.
Denial of Service vulnerability in certificate chain building. Red Hat rates this important (CVSS 7.5). Weakness: CWE-770. Affected package(s): rhc, openshift-service-mesh/pilot-rhel8:1777319850, openshift-service-mesh/istio-rhel9-operator:1778149657, grafana-pcp, openshift-service-mesh/istio-cni-rhel8:1777374598, rhtas/client-server-rhel9:1780399582. Resolved in Red Hat advisory RHSA-2026:11507 — update the affected packages (`sudo dnf update`). Affected products named by the advisory: Red Hat Ansible Automation Platform 2.6 for RHEL 10; Red Hat Enterprise Linux Server (v. 7 ELS); Red Hat Ansible Automation Platform 2.5 for RHEL 8; Red Hat OpenShift Container Platform 4.14; and 109 more.
Go crypto/tls: Denial of Service via multiple TLS 1.3 key update messages. Red Hat rates this important (CVSS 7.5). Weakness: CWE-764. Affected package(s): rhc, grafana-pcp, skopeo, host-metering, container-tools:rhel8, git-lfs. Resolved in Red Hat advisory RHSA-2026:11507 — update the affected packages (`sudo dnf update`). Affected products named by the advisory: Cryostat 4 on RHEL 9; Red Hat Ansible Automation Platform 2.5 for RHEL 8; Red Hat Ansible Automation Platform 2.5 for RHEL 9; Red Hat Ansible Automation Platform 2.6 for RHEL 10; and 75 more.
possible memory corruption after bound check elimination. Red Hat rates this moderate (CVSS 8.1). Weakness: CWE-733. Affected package(s): openshift4/openshift-route-controller-manager-rhel8:1781867531, openshift4/ose-gcp-cloud-controller-manager-rhel9:1781927538, openshift4/ose-nutanix-machine-controllers-rhel9:1781926777, openshift4/ose-cluster-bootstrap-rhel9:1779251452, openshift4/ose-cluster-policy-controller-rhel9:1779258265, openshift4/ose-machine-api-provider-aws-rhel9:1779249874. Resolved in Red Hat advisory RHSA-2026:10704 — update the affected packages (`sudo dnf update`). Affected products named by the advisory: Red Hat Enterprise Linux 1; Red Hat Enterprise Linux 9.
Go crypto/x509: Certificate validation bypass due to incorrect DNS constraint application. Red Hat rates this important (CVSS 8.8). Weakness: CWE-1289. Affected package(s): rhtas/client-server-rhel9:1780399582, golang1, cryostat/cryostat-storage-rhel9:4.1.1, opentelemetry-collector, hawtio-operator-container, web-terminal/web-terminal-exec-rhel9:1780425077. Resolved in Red Hat advisory RHSA-2026:28047 — update the affected packages (`sudo dnf update`). Affected products named by the advisory: Cryostat 4 on RHEL 9; RHEM 1.0 for RHEL 9; Red Hat Satellite 6.19 for RHEL 9; Red Hat Enterprise Linux AppStream EUS (v. 10.0); and 67 more.
no-op interface conversion bypasses overlap checking. Red Hat rates this moderate (CVSS 8.1). Weakness: CWE-440. Affected package(s): openshift4/openshift-route-controller-manager-rhel8:1781867531, openshift4/ose-gcp-cloud-controller-manager-rhel9:1781927538, openshift4/ose-nutanix-machine-controllers-rhel9:1781926777, openshift4/ose-cluster-bootstrap-rhel9:1779251452, openshift4/ose-cluster-policy-controller-rhel9:1779258265, openshift4/ose-machine-api-provider-aws-rhel9:1779249874. Resolved in Red Hat advisory RHSA-2026:10704 — update the affected packages (`sudo dnf update`). Affected products named by the advisory: Red Hat Enterprise Linux 1; Red Hat Enterprise Linux 9.
Root. Red Hat rates this moderate (CVSS 7.8). Weakness: CWE-367. Affected package(s): rhc, grafana-pcp, dynflow-utils, host-metering, multicluster-globalhub/multicluster-globalhub-grafana-rhel9:1778867753, quay/quay-rhel9:1779922205. Resolved in Red Hat advisory RHSA-2026:11507 — update the affected packages (`sudo dnf update`). Affected products named by the advisory: Red Hat Enterprise Linux 8; Red Hat Enterprise Linux 9; Red Hat Enterprise Linux 7; Red Hat Enterprise Linux 1.