{"description":"Trending threats, MITRE ATT\u0026CK coverage, and detection metadata. Fed continuously.","feed_url":"https://feed.craftedsignal.io/products/incluster-checks-tool/feed.json","home_page_url":"https://feed.craftedsignal.io/","items":[{"_cs_actors":[],"_cs_cpes":[],"_cs_cves":[{"cvss":7.5,"id":"CVE-2026-15584"}],"_cs_exploited":false,"_cs_has_poc":false,"_cs_poc_references":[],"_cs_products":["OpenShift","incluster-checks tool"],"_cs_severities":["high"],"_cs_tags":["privilege-escalation","vulnerability","red-hat","openshift","kubernetes","cloud-native"],"_cs_type":"advisory","_cs_vendors":["Red Hat"],"content_html":"\u003cp\u003eA critical privilege escalation vulnerability, tracked as CVE-2026-15584, has been identified in the \u003ccode\u003eincluster-checks\u003c/code\u003e tool utilized by Red Hat OpenShift. This flaw enables any user possessing a standard \u0026quot;edit\u0026quot; role within the cluster to gain root-level access on the underlying cluster nodes. The vulnerability stems from the \u003ccode\u003eincluster-checks\u003c/code\u003e tool creating highly privileged debug pods that include host filesystem access and reside in the shared default namespace. Attackers can leverage their existing \u0026quot;edit\u0026quot; permissions to \u003ccode\u003eexec\u003c/code\u003e into these debug pods. Once inside, the host filesystem access allows them to manipulate system files or execute arbitrary commands directly on the host, thereby achieving full root access and potentially compromising the entire OpenShift cluster environment. This vulnerability affects OpenShift deployments where the \u003ccode\u003eincluster-checks\u003c/code\u003e tool is active.\u003c/p\u003e\n\u003ch2 id=\"attack-chain\"\u003eAttack Chain\u003c/h2\u003e\n\u003col\u003e\n\u003cli\u003eAn attacker first obtains initial access to an OpenShift cluster with a standard \u0026quot;edit\u0026quot; role, a common permission level for developers or less privileged users.\u003c/li\u003e\n\u003cli\u003eThe \u003ccode\u003eincluster-checks\u003c/code\u003e tool, a legitimate component of the OpenShift environment, creates specific debug pods as part of its operational function.\u003c/li\u003e\n\u003cli\u003eThese debug pods are inadvertently configured with elevated privileges, including direct access to the host filesystem, and are placed within the shared default namespace.\u003c/li\u003e\n\u003cli\u003eThe attacker identifies the presence and characteristics of these highly privileged debug pods, which are accessible due to their permissions.\u003c/li\u003e\n\u003cli\u003eLeveraging their existing \u0026quot;edit\u0026quot; role, the attacker uses the \u003ccode\u003eoc exec\u003c/code\u003e command to gain an interactive shell session within one of the identified debug pods.\u003c/li\u003e\n\u003cli\u003eOnce inside the debug pod, the attacker exploits the host filesystem access capability to read sensitive host files, modify critical system configurations, or execute commands directly on the underlying OpenShift cluster node.\u003c/li\u003e\n\u003cli\u003eThis manipulation allows the attacker to elevate their privileges to root on the cluster node, effectively taking full control of the host and potentially the entire OpenShift cluster.\u003c/li\u003e\n\u003c/ol\u003e\n\u003ch2 id=\"impact\"\u003eImpact\u003c/h2\u003e\n\u003cp\u003eSuccessful exploitation of CVE-2026-15584 leads to complete compromise of OpenShift cluster nodes, granting attackers root privileges. This means an attacker can gain unrestricted access to all data, applications, and services running on the affected nodes. This could lead to data exfiltration, service disruption, deployment of malicious payloads, or further lateral movement within the compromised environment. Given the nature of OpenShift environments, this could impact production systems, sensitive data, and expose internal networks, posing a significant risk to organizational security and operational integrity.\u003c/p\u003e\n\u003ch2 id=\"recommendation\"\u003eRecommendation\u003c/h2\u003e\n\u003cul\u003e\n\u003cli\u003ePatch CVE-2026-15584 by updating your Red Hat OpenShift environment to a version where this vulnerability is addressed. Refer to Red Hat security advisories for specific patch versions.\u003c/li\u003e\n\u003cli\u003eReview and restrict permissions for all users and service accounts to the principle of least privilege, especially concerning the \u0026quot;edit\u0026quot; role and its ability to interact with pods, to limit potential impact.\u003c/li\u003e\n\u003cli\u003eMonitor OpenShift audit logs for unusual \u003ccode\u003eoc exec\u003c/code\u003e commands, particularly into debug or system-level pods, to detect suspicious activity.\u003c/li\u003e\n\u003cli\u003eInspect the configuration and creation of privileged pods within your OpenShift environment, focusing on those with host filesystem access, to identify and mitigate similar vulnerabilities.\u003c/li\u003e\n\u003c/ul\u003e\n","date_modified":"2026-07-13T13:18:33Z","date_published":"2026-07-13T13:18:33Z","id":"https://feed.craftedsignal.io/briefs/2026-07-cve-2026-15584-openshift-privesc/","summary":"A privilege escalation vulnerability, CVE-2026-15584, in Red Hat OpenShift's incluster-checks tool allows users with standard edit roles to obtain root access on cluster nodes by exploiting privileged debug pods with host filesystem access created in the shared default namespace.","title":"CVE-2026-15584 Privilege Escalation in OpenShift incluster-checks Tool","url":"https://feed.craftedsignal.io/briefs/2026-07-cve-2026-15584-openshift-privesc/"}],"language":"en","title":"CraftedSignal Threat Feed - Incluster-Checks Tool","version":"https://jsonfeed.org/version/1.1"}