{"description":"Trending threats, MITRE ATT\u0026CK coverage, and detection metadata. Fed continuously.","favicon":"https://feed.craftedsignal.io/favicon-32x32.png","feed_url":"https://feed.craftedsignal.io/cpes/cpe2.3aibmobservability_with_instana/feed.json","home_page_url":"https://feed.craftedsignal.io/","icon":"https://feed.craftedsignal.io/apple-touch-icon.png","items":[{"_cs_actors":[],"_cs_cpes":["cpe:2.3:a:ibm:observability_with_instana:*:*:*:*:*:*:*:*"],"_cs_cves":[{"cvss":7.7,"id":"CVE-2026-19283"}],"_cs_exploited":false,"_cs_has_poc":false,"_cs_poc_references":[],"_cs_products":["Observability with Instana (Agent) (1.0.303-1.0.323)","Instana Agent Operator"],"_cs_severities":["high"],"_cs_tags":["vulnerability","kubernetes","openshift","credential-access"],"_cs_type":"advisory","_cs_vendors":["IBM"],"content_html":"\u003cp\u003eIBM Observability with Instana (Agent) versions 1.0.303 through 1.0.323 are affected by a security vulnerability within the Instana Agent Operator. The flaw stems from a lack of destination namespace validation when the operator performs secret synchronization operations. Specifically, the operator is susceptible to copying etcd mTLS client credentials from the protected 'openshift-etcd' system namespace into an arbitrary namespace controlled by an authenticated user. This exposure of sensitive security credentials facilitates unauthorized access to the cluster's etcd database. An attacker with sufficient privileges to interact with the Operator could potentially escalate their access or gain administrative control over the cluster by leveraging these credentials to bypass authentication and authorization controls within the Kubernetes environment.\u003c/p\u003e\n\u003ch2 id=\"impact\"\u003eImpact\u003c/h2\u003e\n\u003cp\u003eSuccessful exploitation results in the unauthorized disclosure of sensitive etcd mTLS credentials. This could lead to full cluster compromise as etcd holds the state and configuration of the entire OpenShift/Kubernetes environment.\u003c/p\u003e\n\u003ch2 id=\"recommendation\"\u003eRecommendation\u003c/h2\u003e\n\u003cul\u003e\n\u003cli\u003eIdentify all instances of IBM Observability with Instana (Agent) versions 1.0.303 through 1.0.323 currently deployed in the environment.\u003c/li\u003e\n\u003cli\u003eUpgrade the Instana Agent Operator to the remediated version provided by IBM to resolve the namespace validation flaw associated with CVE-2026-19283.\u003c/li\u003e\n\u003cli\u003eReview Kubernetes Role-Based Access Control (RBAC) configurations for the Instana Agent Operator to ensure it operates with the principle of least privilege, specifically restricting its ability to access secrets in the 'openshift-etcd' namespace.\u003c/li\u003e\n\u003cli\u003eAudit logs for unauthorized access or unexpected secret synchronization activity involving the Instana Agent Operator service account.\u003c/li\u003e\n\u003c/ul\u003e\n","date_modified":"2026-09-04T17:27:05Z","date_published":"2026-09-04T17:27:05Z","id":"https://feed.craftedsignal.io/briefs/2026-09-cve-2026-19283/","summary":"IBM Instana Agent Operator versions 1.0.303 through 1.0.323 contain a vulnerability involving missing namespace validation that allows an authenticated attacker to copy sensitive etcd mTLS credentials to an attacker-controlled namespace.","title":"Information Disclosure Vulnerability in IBM Instana Agent Operator","url":"https://feed.craftedsignal.io/briefs/2026-09-cve-2026-19283/"}],"language":"en","title":"CraftedSignal Threat Feed - Cpe:2.3:a:ibm:observability_with_instana:*:*:*:*:*:*:*:*","version":"https://jsonfeed.org/version/1.1"}