{"id":"CVE-2026-54680","sourceIdentifier":"security-advisories@github.com","published":"2026-07-29T17:16:52.900","lastModified":"2026-10-24T13:10:00.147","vulnStatus":"Deferred","cveTags":[],"descriptions":[{"lang":"en","value":"Logging operator automates the deployment and configuration of Kubernetes logging pipelines. Prior to 6.6.0, the Fluentd configuration renderer FluentRender in pkg/sdk/logging/model/render/fluent.go writes CRD strings such as Flow record_transformer.records values directly into fluent.conf without escaping, allowing a user who can create Flow resources to inject a Fluentd <match **> block using @type exec and execute arbitrary commands inside the Fluentd aggregator. This issue is fixed in version 6.6.0."},{"lang":"es","value":"El operador de logging automatiza el despliegue y la configuración de las canalizaciones de registro de Kubernetes. Antes de la versión 6.6.0, el renderizador de configuración de Fluentd, FluentRender, en pkg/SDK/logging/model/render/fluent.go, escribe cadenas CRD como los valores de Flow record_transformer.records directamente en fluent.conf sin escapar, permitiendo a un usuario que puede crear recursos Flow inyectar un bloque Fluentd <match **> usando @type exec y ejecutar comandos arbitrarios dentro del agregador de Fluentd. Este problema está solucionado en la versión 6.6.0."}],"affected":[{"source":"security-advisories@github.com","affectedData":[{"vendor":"kube-logging","product":"logging-operator","versions":[{"version":"< 6.6.0","status":"affected"}]}]}],"metrics":{"cvssMetricV31":[{"source":"security-advisories@github.com","type":"Secondary","cvssData":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H","baseScore":9.9,"baseSeverity":"CRITICAL","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"LOW","userInteraction":"NONE","scope":"CHANGED","confidentialityImpact":"HIGH","integrityImpact":"HIGH","availabilityImpact":"HIGH"},"exploitabilityScore":3.1,"impactScore":6.0}],"ssvcV203":[{"source":"134c704f-9b21-4f2e-91b3-4a467353bcc0","ssvcData":{"timestamp":"2026-07-30T13:55:09.051843Z","id":"CVE-2026-54680","options":[{"exploitation":"poc"},{"automatable":"no"},{"technicalImpact":"total"}],"role":"CISA Coordinator","version":"2.0.3"}}]},"weaknesses":[{"source":"security-advisories@github.com","type":"Secondary","description":[{"lang":"en","value":"CWE-74"},{"lang":"en","value":"CWE-77"}]}],"references":[{"url":"https://github.com/kube-logging/logging-operator/commit/cf437d7f1e056c78740bf5716ac8bdebcf002425","source":"security-advisories@github.com"},{"url":"https://github.com/kube-logging/logging-operator/releases/tag/6.6.0","source":"security-advisories@github.com"},{"url":"https://github.com/kube-logging/logging-operator/security/advisories/GHSA-mjqf-28ph-426h","source":"security-advisories@github.com"},{"url":"https://github.com/kube-logging/logging-operator/security/advisories/GHSA-mjqf-28ph-426h","source":"134c704f-9b21-4f2e-91b3-4a467353bcc0"}]}