Skip to contentRed Hat Advanced Cluster Management For Kubernetes 2.16 vulnerabilities
- red hat advanced cluster management for kubernetes 2.13, advanced cluster management for kubernetes 2.14, advanced cluster management for kubernetes 2.15 +2 more +4 moreStolostron/multicluster-observability-addon: cross-namespace secret disclosure in multicluster-observability-addon via unvalidated configuration referencesCVE-2026-890607.7 High
- red hat advanced cluster management for kubernetes 2, advanced cluster management for kubernetes 2.16, advanced cluster management for kubernetes 2.17 +2 moreSubmariner: submariner: ipsec.conf stanza injection via remote-supplied cablename and subnetsCVE-2026-667869.1 Critical
- red hat advanced cluster management for kubernetes 2.11, advanced cluster management for kubernetes 2.13, advanced cluster management for kubernetes 2.14 +3 more +5 moreMulticloud-operators-subscription: multicloud-operators-subscription: cross-namespace secret exfiltration via helmrelease.repo.secretref.namespaceCVE-2026-731377.7 High
- red hat advanced cluster management for kubernetes 2.11, advanced cluster management for kubernetes 2.13, advanced cluster management for kubernetes 2.14 +3 more +5 moreMulticloud-operators-subscription: multicloud-operators-subscription: helmrelease chart applied with controller sa without gvk or namespace restrictionCVE-2026-675679.9 Critical
- red hat advanced cluster management for kubernetes 2.16, advanced cluster management for kubernetes 2.17 +1 moreLighthouse: lighthouse: arbitrary namespace injection via attacker-controlled broker labelCVE-2026-667889.9 Critical
- red hat advanced cluster management for kubernetes 2.16, advanced cluster management for kubernetes 2.17 +1 moreLighthouse: lighthouse: cross-cluster dns spoofing via unvalidated endpointslice ip addressesCVE-2026-667878.7 High
- red hat advanced cluster management for kubernetes 2, advanced cluster management for kubernetes 2.16, advanced cluster management for kubernetes 2.17 +2 moreSubmariner: submariner: missing validation of remote endpoint subnets and clusterid enables cross-cluster traffic hijackCVE-2026-667858.7 High
- red hat advanced cluster management for kubernetes 2.11, advanced cluster management for kubernetes 2.13, advanced cluster management for kubernetes 2.14 +3 more +5 moreSearch-indexer: search-indexer: update/delete operations not scoped to caller's cluster (cross-tenant data tampering)CVE-2026-768276.8 Medium
- red hat advanced cluster management for kubernetes 2.11, advanced cluster management for kubernetes 2.13, advanced cluster management for kubernetes 2.14 +3 more +5 moreAcm-operator-bundle: acm-operator-bundle: bundle build execs unpinned stolostron/release@master with full build credentialsCVE-2026-761398.0 High
- red hat advanced cluster management for kubernetes 2, advanced cluster management for kubernetes 2.11, advanced cluster management for kubernetes 2.13 +4 more +6 moreSearch-v2-operator: search-v2-operator: operator clusterrole is cluster-admin equivalent via impersonate, rbac write, csr approve, and manifestworkCVE-2026-704969.9 Critical
- red hat advanced cluster management for kubernetes 2.11, advanced cluster management for kubernetes 2.13, advanced cluster management for kubernetes 2.14 +3 more +5 moreVolsync-addon-controller: volsync-addon-controller: annotation values rendered into yaml via text/template without escaping allows yaml injection into subscriptionCVE-2026-188746.2 Medium
- red hat advanced cluster management for kubernetes 2.11, advanced cluster management for kubernetes 2.13, advanced cluster management for kubernetes 2.14 +3 more +5 moreAcm-search-v2-rhel9: search-v2-operator: search cr imageoverride/arguments/envvar flow unsanitized into pods running impersonating saCVE-2026-714709.1 Critical
- red hat advanced cluster management for kubernetes 2, advanced cluster management for kubernetes 2.11, advanced cluster management for kubernetes 2.13 +4 more +6 moreSubmariner-operator: broker serviceaccount secret (token + ca) logged in full at trace verbosityCVE-2026-667806.5 Medium
- red hat advanced cluster management for kubernetes 2, advanced cluster management for kubernetes 2.16, advanced cluster management for kubernetes 2.17 +2 moreSubmariner-operator: release workflow consumes same-org composite action via mutable @devel branch refCVE-2026-667834.4 Medium
- red hat advanced cluster management for kubernetes 2, advanced cluster management for kubernetes 2.16, advanced cluster management for kubernetes 2.17 +2 moreSubmariner-operator: operator clusterrole grants cluster-wide create/update on all configmapsCVE-2026-667825.8 Medium
- red hat advanced cluster management for kubernetes 2, advanced cluster management for kubernetes 2.11, advanced cluster management for kubernetes 2.13 +4 more +6 moreSubmariner-operator: pprof debug endpoint enabled by default on 0.0.0.0:8082 without authenticationCVE-2026-667815.4 Medium
- red hat advanced cluster management for kubernetes 2.11, advanced cluster management for kubernetes 2.13, advanced cluster management for kubernetes 2.14 +3 more +5 moreMust-gather: /tmp/kubeconfig retentionCVE-2026-754855.5 Medium
- red hat advanced cluster management for kubernetes 2.11, advanced cluster management for kubernetes 2.13, advanced cluster management for kubernetes 2.14 +3 more +5 moreMust-gather: must-gather: embedded secret data in acm wrapper crs collected without redactionCVE-2026-738345.5 Medium
- red hat advanced cluster management for kubernetes 2.11, advanced cluster management for kubernetes 2.13, advanced cluster management for kubernetes 2.14 +3 more +5 moreGovernance-policy-addon-controller: governance-policy-addon-controller: arbitrary container image override via managedclusteraddon annotation enables rce on spokeCVE-2026-667938.8 High
- red hat advanced cluster management for kubernetes 2.11, advanced cluster management for kubernetes 2.13, advanced cluster management for kubernetes 2.14 +3 more +5 moreAcm-search-v2-rhel9: search-v2-operator: shell-command and sql injection in postgresql-start.sh via cr-supplied work_memCVE-2026-714729.1 Critical
- red hat advanced cluster management for kubernetes 2, advanced cluster management for kubernetes 2.11, advanced cluster management for kubernetes 2.13 +4 more +6 moreSearch-v2-operator: search-v2-operator: cluster-wide impersonate on users/groups shared across 4 pods grants hub system:mastersCVE-2026-704958.8 High
- red hat multicluster global hub 1.4.9, multicluster global hub 1.5.8, multicluster global hub 1.6.6 +9 more +11 moreMulticloud-operators-subscription: multicloud-operators-subscription: isclusteradmin() trusts user-settable annotations on managed clustersCVE-2026-667929.9 Critical
- redhat insights-client, red hat advanced cluster management for kubernetes 2.11, advanced cluster management for kubernetes 2.13 +5 more +7 moreInsights-client: insights-client: clusterrole grants cluster-wide secrets get/list/watch beyond least privilegeCVE-2026-718466.5 Medium
- red hat advanced cluster management for kubernetes 2.11, advanced cluster management for kubernetes 2.13, advanced cluster management for kubernetes 2.14 +3 more +5 moreAcm-search-v2-api-rhel9: search-v2-api: unbounded tokenreviews cache allows unauthenticated memory-exhaustion dosCVE-2026-714697.5 High
- red hat advanced cluster management for kubernetes 2.11, advanced cluster management for kubernetes 2.13, advanced cluster management for kubernetes 2.14 +3 more +5 moreAcm-search-v2-rhel9: search-v2-operator: hub search cr collector.imageoverride propagated to every spoke as arbitrary container imageCVE-2026-714719.0 Critical
- red hat advanced cluster management for kubernetes 2.11, advanced cluster management for kubernetes 2.13, advanced cluster management for kubernetes 2.14 +3 more +5 moreAcm-search-v2-rhel9: search-v2-operator: addonfactory.getvaluesfromaddonannotation enables arbitrary helm-values override per spokeCVE-2026-714738.5 High
- red hat advanced cluster management for kubernetes 2.11, advanced cluster management for kubernetes 2.13, advanced cluster management for kubernetes 2.14 +3 more +5 moreMulticloud-operators-subscription: multicloud-operators-subscription: hub and spoke serviceaccounts bound to wildcard rbac (*/*/*)CVE-2026-725089.9 Critical
- red hat advanced cluster management for kubernetes 2.11, advanced cluster management for kubernetes 2.13, advanced cluster management for kubernetes 2.14 +3 more +5 moreMulticloud-operators-channel: multicloud-operators-channel: cross-namespace secret and configmap mutation via spec.secretref.namespace confused deputyCVE-2026-649276.4 Medium
- red hat advanced cluster management for kubernetes 2.11, advanced cluster management for kubernetes 2.13, advanced cluster management for kubernetes 2.14 +3 more +5 moreMulticloud-operators-channel: multicloud-operators-channel: auto-generated role grants every managed-cluster agent secrets:get,list,watch in channel namespacesCVE-2026-731227.7 High
- red hat advanced cluster management for kubernetes 2.11, advanced cluster management for kubernetes 2.13, advanced cluster management for kubernetes 2.14 +3 more +5 moreMulticloud-operators-subscription: multicloud-operators-subscription: fetchchannelreferences honours channel.spec.secretref.namespace enabling cross-namespace secret exfiltrationCVE-2026-668787.7 High
- red hat advanced cluster management for kubernetes 2.11, advanced cluster management for kubernetes 2.13, advanced cluster management for kubernetes 2.14 +3 more +5 moreMulticloud-integrations: multicloud-integrations: gitopscluster.spec.argoserver.argonamespace writes spoke bearer tokens to attacker-chosen namespaceCVE-2026-703989.6 Critical
- red hat advanced cluster management for kubernetes 2.11, advanced cluster management for kubernetes 2.13, advanced cluster management for kubernetes 2.14 +3 more +5 moreMulticloud-integrations: multicloud-integrations: pull-model propagation allows hub tenant to target arbitrary spoke cluster via unvalidated ocm-managed-cluster annotationCVE-2026-725269.9 Critical
- redhat insights-client, red hat advanced cluster management for kubernetes 2.11, advanced cluster management for kubernetes 2.13 +5 more +7 moreInsights-client-rhel9: insights-client: pull-secret bearer token written to logs on non-200 ccx responseCVE-2026-714747.1 High
- red hat advanced cluster management for kubernetes 2.11, advanced cluster management for kubernetes 2.13, advanced cluster management for kubernetes 2.14 +3 more +5 moreAcm-search-v2-api-rhel9: search-v2-api: cross-user bearer-token reuse via global federation-config cacheCVE-2026-714685.3 Medium
- redhat insights-client, red hat advanced cluster management for kubernetes 2.13, advanced cluster management for kubernetes 2.14 +4 more +6 moreInsights-client-rhel9: insights-client: spoke-controlled clusterid injected unencoded into insights api url pathCVE-2026-714756.8 Medium
- redhat insights-client, red hat advanced cluster management for kubernetes 2.11, advanced cluster management for kubernetes 2.13 +5 more +7 moreInsights-client: insights-client: ccx_token bearer credential logged in clear text at startup via setdefault()CVE-2026-718456.3 Medium
- red hat advanced cluster management for kubernetes 2.11, advanced cluster management for kubernetes 2.13, advanced cluster management for kubernetes 2.14 +3 more +5 moreMulticluster-operators-subscription: multicluster-operators-subscription: namespace edit user can deploy cluster-scoped clusterrolebinding and become cluster-admin via application subscriptionCVE-2026-100909.0 Critical
- fast-uri, red hat cluster observability operator 1.5.0, confidential compute attestation +49 more +51 morefast-uri vulnerable to host confusion via failed IDN canonicalizationCVE-2026-13676Fix available7.5 High
- form-data, red hat cluster observability operator 1.5.0, cryostat 4 +77 more +79 moreform-data does not escape CR/LF/quote in multipart field names and filenames (CRLF injection)CVE-2026-12143Fix available8.7 High
- axios, red hat cryostat 4, gatekeeper 3 +62 more +64 moreAxios: Regular Expression Denial of Service (ReDoS) via Cookie Name InjectionCVE-2026-44496Fix available7.5 High
- axios, red hat cryostat 4, gatekeeper 3 +65 more +67 moreAxios: Allocation of Resources Without Limits or Throttling in axiosCVE-2026-44488Fix available7.5 High
- axios, red hat cryostat 4, gatekeeper 3 +65 more +67 moreAxios: Proxy-Authorization Credential Leak to Origin Server Across HTTP-to-HTTPS Redirect in Axios Node.js HTTP AdapterCVE-2026-44487Fix available8.2 High
- axios, red hat cryostat 4, gatekeeper 3 +63 more +65 moreAxios: Proxy-Authorization header leaks to redirect target when proxy is re-evaluated to direct connectionCVE-2026-44486Fix available7.5 High
- go standard library crypto/x509, red hat assisted installer for red hat openshift container platform 2, cert manager support for red hat openshift release 1.19 +128 more +130 moreInefficient candidate hostname parsing in crypto/x509CVE-2026-27145Public exploitFix available6.5 Medium
- axios, red hat cryostat 4, gatekeeper 3 +79 more +81 moreAxios: Credential Theft and Response Hijacking via Prototype Pollution Gadget in Config MergeCVE-2026-44495Fix available7.0 High
- axios, red hat cryostat 4, gatekeeper 3 +65 more +67 moreAxios: Full Man-in-the-Middle via Prototype Pollution Gadget in `config.proxy`CVE-2026-44494Fix available8.7 High
- axios, red hat cryostat 4, gatekeeper 3 +65 more +67 moreAxios: shouldBypassProxy does not recognize IPv4-mapped IPv6 addresses, allowing NO_PROXY bypass (incomplete fix for CVE-2025-62718)CVE-2026-44492Fix availableEPSS 12.3%8.6 High
- golang crypto, golang.org/x/crypto golang.org/x/crypto/ssh/knownhosts, red hat assisted installer for red hat openshift container platform 2 +53 more +55 moreInvoking auth bypass via unenforced @revoked status in golang.org/x/crypto/ssh/knownhostsCVE-2026-42508Fix available9.1 Critical
- golang crypto, golang.org/x/crypto golang.org/x/crypto/ssh, red hat assisted installer for red hat openshift container platform 2 +68 more +70 moreInvoking client can cause server deadlock on unexpected responses in golang.org/x/crypto/sshCVE-2026-39830Fix available9.1 Critical
- golang crypto, golang.org/x/crypto golang.org/x/crypto/ssh, red hat assisted installer for red hat openshift container platform 2 +74 more +76 moreInvoking pathological RSA/DSA parameters may cause DoS in golang.org/x/crypto/sshCVE-2026-39829Fix available7.5 High
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