Threats Tagged 'cve-2026-27136'

Red Hat OpenShift Logging 6.5.3 addresses multiple security issues including a high severity denial of service vulnerability (CVE-2026-18140) caused by uncontrolled recursion with deeply nested JSON in the goose package. This logging solution manages logs cluster-wide for OpenShift. The update improves stability and security by fixing this and other bugs.

Red Hat OpenShift Container Platform is Red Hat's cloud computing Kubernetes application platform solution designed for on-premise or private cloud deployments. This advisory contains the container images for Red Hat OpenShift Container Platform 4.22.16. See the following advisory for the RPM packages for this release: https://access.redhat.com/errata/RHSA-2026:71445 Space precludes documenting all of the container images in this advisory. See the following Release Notes documentation, which will be updated shortly for this release, for details about these changes: https://docs.redhat.com/en/documentation/openshift_container_platform/4.22/html/release_notes/

Red Hat OpenShift Container Platform is Red Hat's cloud computing Kubernetes application platform solution designed for on-premise or private cloud deployments. This advisory contains the RPM packages for Red Hat OpenShift Container Platform 4.22.7. See the following advisory for the container images for this release: https://access.redhat.com/errata/RHSA-2026:44237 Security Fix(es): * golang.org/x/net/html: golang.org/x/net/html: Arbitrary code execution via Cross-Site Scripting (CVE-2026-25681) * fast-uri: fast-uri: Security policy bypass due to improper Unicode hostname canonicalization (CVE-2026-13676) * brace-expansion: Brace-expansion: Denial of Service due to exponential-time complexity (CVE-2026-13149) * golang.org/x/net/html: golang: golang.org/x/net/html: Cross-Site Scripting via HTML parsing bypass (CVE-2026-27136) For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section. All OpenShift Container Platform 4.22 users are advised to upgrade to these updated packages and images when they are available in the appropriate release channel. To check for available updates, use the OpenShift CLI (oc) or web console. Instructions for upgrading a cluster are available at https://docs.redhat.com/en/documentation/openshift_container_platform/4.22/html-single/updating_clusters/index#updating-cluster-cli.

Kiali 2.27.3, for Red Hat OpenShift Service Mesh 3.4, provides observability for the service mesh by offering a visual representation of the mesh topology and metrics, helping users monitor, trace, and manage efficiently. Security Fix(es): * CVE-2026-45623 openshift-service-mesh/kiali-ossmc-rhel9: PostCSS: Information disclosure and denial of service via crafted CSS input (OSSM-15115) * CVE-2026-45623 openshift-service-mesh/kiali-rhel9: PostCSS: Information disclosure and denial of service via crafted CSS input (OSSM-15110) * CVE-2026-54272 openshift-service-mesh/kiali-ossmc-rhel9: ip-address: Server-Side Request Forgery via IPv4-mapped/NAT64 IPv6 address misclassification (OSSM-15124) * CVE-2026-54272 openshift-service-mesh/kiali-rhel9: ip-address: Server-Side Request Forgery via IPv4-mapped/NAT64 IPv6 address misclassification (OSSM-15125) * CVE-2026-69153 openshift-service-mesh/kiali-rhel9: PostCSS: Information disclosure via crafted sourceMappingURL (OSSM-15160) * CVE-2026-69153 openshift-service-mesh/kiali-ossmc-rhel9: PostCSS: Information disclosure via crafted sourceMappingURL (OSSM-15164) * CVE-2026-69152 openshift-service-mesh/kiali-ossmc-rhel9: brace-expansion: Denial of Service via unbounded intermediate arrays (OSSM-15178) * CVE-2026-69152 openshift-service-mesh/kiali-rhel9: brace-expansion: Denial of Service via unbounded intermediate arrays (OSSM-15179) * CVE-2026-69192 openshift-service-mesh/kiali-ossmc-rhel9: ip-address: Inconsistent IP address parsing leads to Server-Side Request Forgery (SSRF) and trust-boundary bypass (OSSM-15188) * CVE-2026-69192 openshift-service-mesh/kiali-rhel9: ip-address: Inconsistent IP address parsing leads to Server-Side Request Forgery (SSRF) and trust-boundary bypass (OSSM-15189) * CVE-2026-14257 openshift-service-mesh/kiali-rhel9: Brace-expansion: Denial of Service via memory exhaustion in expand() function (OSSM-15194) * CVE-2026-14257 openshift-service-mesh/kiali-ossmc-rhel9: Brace-expansion: Denial of Service via memory exhaustion in expand() function (OSSM-15220) * CVE-2026-73088 openshift-service-mesh/kiali-ossmc-rhel9: Browserslist: Prototype pollution leading to denial of service (OSSM-15285) * CVE-2026-73088 openshift-service-mesh/kiali-rhel9: Browserslist: Prototype pollution leading to denial of service (OSSM-15286) * CVE-2026-73089 openshift-service-mesh/kiali-ossmc-rhel9: Browserslist: Denial of Service via unbounded memory growth from distinct query results (OSSM-15299) * CVE-2026-73089 openshift-service-mesh/kiali-rhel9: Browserslist: Denial of Service via unbounded memory growth from distinct query results (OSSM-15300) * CVE-2026-41178 openshift-service-mesh/kiali-rhel9: OpenTelemetry-Go: Denial of Service via oversized baggage headers (OSSM-15339) * CVE-2026-67321 openshift-service-mesh/kiali-ossmc-rhel9: axios: Denial of Service via object serialization bypass (OSSM-15472) * CVE-2026-67321 openshift-service-mesh/kiali-rhel9: axios: Denial of Service via object serialization bypass (OSSM-15473) * CVE-2026-67313 openshift-service-mesh/kiali-ossmc-rhel9: axios: Denial of Service via uncontrolled recursion in formDataToJSON (OSSM-15482) * CVE-2026-67313 openshift-service-mesh/kiali-rhel9: axios: Denial of Service via uncontrolled recursion in formDataToJSON (OSSM-15483) * CVE-2026-67320 openshift-service-mesh/kiali-ossmc-rhel9: axios: Information disclosure via Prototype Pollution in Node HTTP adapter (OSSM-15491) * CVE-2026-67320 openshift-service-mesh/kiali-rhel9: axios: Information disclosure via Prototype Pollution in Node HTTP adapter (OSSM-15493) * CVE-2026-67314 openshift-service-mesh/kiali-ossmc-rhel9: axios: Outbound Request Tampering via Prototype Pollution in Basic Auth (OSSM-15496) * CVE-2026-67314 openshift-service-mesh/kiali-rhel9: axios: Outbound Request Tampering via Prototype Pollution in Basic Auth (OSSM-15497) For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

The multicluster engine for Kubernetes provides the foundational components that are necessary for the centralized management of multiple Kubernetes-based clusters across data centers, public clouds, and private clouds. You can use the engine to create new Red Hat OpenShift Container Platform clusters or to bring existing Kubernetes-based clusters under management by importing them. After the clusters are managed, you can use the APIs that are provided by the engine to distribute configuration based on placement policy.

Red Hat Quay versions prior to 3.9.26 contain multiple security vulnerabilities affecting the logging subsystem for Red Hat OpenShift and related components. These issues are addressed in the Red Hat Quay 3.9.26 update. The advisory emphasizes the importance of applying this update to remediate the vulnerabilities.

Red Hat issued a security advisory for Red Hat Edge Manager version 1.2.1 addressing multiple vulnerabilities including CVE-2026-6377. Red Hat Edge Manager is a solution for managing edge devices and container workloads, supporting scalable and security-focused lifecycle management. The advisory does not provide specific details on fixes or patches. The vulnerabilities are rated as high severity. No known exploits in the wild are reported. The advisory emphasizes the product's role in managing large-scale edge deployments but does not specify remediation steps or affected versions beyond those listed.

The multicluster engine for Kubernetes v2.10 images The multicluster engine for Kubernetes provides the foundational components that are necessary for the centralized management of multiple Kubernetes-based clusters across data centers, public clouds, and private clouds. You can use the engine to create new Red Hat OpenShift Container Platform clusters or to bring existing Kubernetes-based clusters under management by importing them. After the clusters are managed, you can use the APIs that are provided by the engine to distribute configuration based on placement policy.

Multiple security vulnerabilities affecting Grafana as packaged in Red Hat Enterprise Linux 10 have been addressed in a security update. These include privilege escalation via dashboard overwrite, unauthorized access due to incorrect IPv6 allow-list defaults, and denial of service issues caused by unbounded memory growth and excessive memory allocation. The update also fixes various underlying Go language library vulnerabilities impacting certificate validation, email parsing, and HTML parsing. Red Hat rates the overall security impact as Moderate and provides updated packages to remediate these issues.

Red Hat Advanced Cluster Management for Kubernetes provides the capabilities to address common challenges that administrators and site reliability engineers face as they work across a range of public and private cloud environments. Clusters and applications are all visible and managed from a single console—with security policy built in. This advisory contains the container images for Red Hat Advanced Cluster Management for Kubernetes, which add new features and enhancements, bug fixes, and updated container images. See the following Release Notes documentation, which will be updated shortly for this release, for additional details about this release: https://docs.redhat.com/en/documentation/red_hat_advanced_cluster_management_for_kubernetes/2.11/html-single/release_notes/index#acm-release-notes