CVE-2026-44938

A vulnerability has been identified in Fleet's agent-side deployer, which did not filter security-sensitive keys from namespaceLabels in fleet.yaml or BundleDeployment.spec.options.namespaceLabels when applying them to the target namespace. An attacker with git push access to a Fleet-monitored...

CVE-2026-11769

A flaw was found in the Grafana Operator. This vulnerability allows a malicious user, who can create Dashboard or LibraryPanel resources for a Grafana instance, to exploit a path traversal issue within the jsonnet data templating language. This exploitation can lead to privilege escalation and...

Rancher has Privilege Escalation from Project Owner to Host

Impact A vulnerability has been identified in Rancher Manager that allows users assigned the Project Owner role to modify Pod Security Admission PSA labels on namespaces within their projects. Under the default role configuration, an attacker with the following access pattern can exploit this...

GHSA-VX8H-4PRV-G744 Rancher has Privilege Escalation from Project Owner to Host

Impact A vulnerability has been identified in Rancher Manager that allows users assigned the Project Owner role to modify Pod Security Admission PSA labels on namespaces within their projects. Under the default role configuration, an attacker with the following access pattern can exploit this...

GHSA-864G-863M-VCVQ Fleet has PSS Bypass through addLabelsFromOptions in Fleet Agent

Impact A vulnerability has been identified in Fleet's agent-side deployer, which did not filter security-sensitive keys from namespaceLabels in fleet.yaml or BundleDeployment.spec.options.namespaceLabels when applying them to the target namespace. An attacker with git push access to a...

GHSA-GX55-F84R-V3R7 Fission Environment CRD podspec passthrough enables hostPID/hostNetwork/privileged pods, node escape

Summary Fission's Environment CRD exposes spec.runtime.podSpec and spec.builder.podSpec, which are merged into the Kubernetes pod specs for runtime and builder pods. The merge logic propagated hostNetwork, hostPID, hostIPC, container privileged, and serviceAccountName from the user-supplied podsp...

EUVD-2026-36097

Fission: Cross-namespace Environment reference via unvalidated EnvironmentRef in Function admission webhook...

GHSA-CVW6-GFVV-953Q Fission: Cross-namespace Environment reference via unvalidated EnvironmentRef in Function admission webhook

Summary The Fission Function admission webhook pkg/webhook/function.go validated that spec.secrets.namespace and spec.configmaps.namespace equalled the function's own namespace but performed no equivalent check on spec.environment.namespace. Details An attacker with permission to create Functions...

EUVD-2026-36096

Fission: Cross-namespace Package read via unvalidated PackageRef in Function admission webhook...

GHSA-3R8V-2XMJ-5C39 Fission: Cross-namespace Package read via unvalidated PackageRef in Function admission webhook

Summary A Fission Function spec carries three reference types — Secret, ConfigMap, and Package. The first two were namespace-validated by the admission webhook; PackageRef.Namespace was not. Details A tenant with functions.fission.io/create in their own namespace could set...

GHSA-VJHC-CF4P-72Q4 Fission: Cross-namespace Environment reference in Package allows build-time command execution and SA token exfiltration

Summary Fission's buildermgr controller processed Package CRDs without verifying that Package.spec.environment.namespace matched Package.metadata.namespace. Details An attacker with packages.fission.io/create in their own namespace could set spec.environment.namespace to any other tenant's...

CVE-2026-44949

Summary: CVE-2026-44949 pertains to a vulnerability in the Rancher FleetWorkspace mutating webhook handled by the in-cluster rancher-webhook service. Affected versions: 0.7.0–0.7.10, 0.8.0–0.8.7, 0.9.0–0.9.6, and 0.10.0–0.10.7. Impact: An unauthenticated attacker with network access to the webhoo...

CVE-2026-44947

CVE-2026-44947 describes a missing clean-up in the legacy Project Role Template Binding (PRTB) reconciler in Rancher, affecting versions 2.13.0–2.13.7 and 2.14.0–2.14.3. The issue allows users to retain unauthorized Pod Security Admission (PSA) permissions after an administrator removes those per...

CVE-2026-13322

A flaw was found in KubeVirt's downward metrics virtio-serial server. The server reads guest requests using textproto.Reader.ReadLine, which buffers input indefinitely until a newline character is received, with no length limit or read deadline. A user with access to a VM guest that has the...

CVE-2026-13208

A flaw was found in KubeVirt's virt-handler domain notify server. The gRPC handlers for HandleDomainEvent and HandleK8SEvent derive the VMI identity namespace/name solely from the request body without validating it against the connection's origin. Each virt-launcher pod connects through a per-VMI...

CVE-2026-10609

A missing authorization flaw was found in the OpenShift Cluster Logging Operator. The operator creates and forwards ServiceAccount tokens to output destinations without verifying that the ClusterLogForwarder creator has permission to use those credentials, allowing a delegated editor to exfiltrat...

EUVD-2026-36641

Grafana Operator: Privilege escalation from namespace admin to cluster admin via GrafanaDashboard jsonnetLib fileName...

GHSA-GWXR-7H77-7777 Capsule: Incomplete fix of CVE-2026-30963: singular/plural typo leaves namespaces/finalize unprotected

Summary Capsule v0.13.2 webhook rules contain namespace/finalize singular instead of namespaces/finalize plural. K8s requires plural. The finalize defense from CVE-2026-30963 fix is absent. Details PUT to /api/v1/namespaces//finalize has resource=namespaces plural. The singular rule never matches...

Important: Red Hat Security Advisory: Custom Metrics Autoscaler Operator for Red Hat OpenShift 2.19.0-1 Update

Custom Metrics Autoscaler Operator for Red Hat OpenShift updates. The following updates for the Custom Metric Autoscaler operator for Red Hat OpenShift are now available: custom-metrics-autoscaler-adapter-container custom-metrics-autoscaler-admission-webhooks-container...

EUVD-2026-36655

A vulnerability was detected in CodeAstro Student Attendance Management System 1.0. Impacted is an unknown function of the file /attendance-php/Admin/createStudents.php. Performing a manipulation of the argument admissionNumber results in sql injection. Remote exploitation of the attack is...