CVE-2026-14251 Red Hat CVE debrief

Who should care

Users of OpenShift GitOps operator, security teams, and vulnerability management teams should be aware of this HIGH severity vulnerability and take steps to mitigate it. The vulnerability can be mitigated by applying the vendor's patch or update to the latest version of OpenShift GitOps operator.

Technical summary

The OpenShift GitOps operator's ClusterRole reconciler fails to validate resource ownership, allowing a namespace-scoped Argo CD instance to delete a ClusterRole owned by a cluster-scoped Argo CD instance through name collision, leading to a denial of service. The vulnerability has a CVSS score of 7.7 and is classified as HIGH severity. Users of OpenShift GitOps operator should be aware of this HIGH severity vulnerability and take steps to mitigate it.

Defensive priority

High priority should be given to patching or mitigating this vulnerability to prevent potential denial of service attacks.

Recommended defensive actions

• Apply the vendor's patch or update to the latest version of OpenShift GitOps operator
• Implement compensating controls to monitor and restrict ClusterRole modifications
• Conduct regular inventory checks to ensure all instances are up-to-date and not vulnerable
• Review the supplied official advisory or CVE record to validate affected scope, severity, and vendor guidance
• Plan vendor-supported updates or mitigations through normal change control where exposure is confirmed
• Check relevant monitoring, detection, and logs for exposed assets that need extra review

Evidence notes

Evidence is based on limited information from the NVD and a reference from Red Hat. Further investigation is recommended to fully understand the vulnerability's impact and scope. The vulnerability has a CVSS score of 7.7 and is classified as HIGH severity. Users of OpenShift GitOps operator should be aware of this HIGH severity vulnerability and take steps to mitigate it. The OpenShift GitOps operator's ClusterRole reconciler fails to validate resource ownership, allowing a namespace-scoped Argo CD instance to delete a ClusterRole owned by a cluster-scoped Argo CD instance through name collision, leading to a denial of service.

Sources and references

Methodology and review provenance

AI-assisted synthesis based on stored public vulnerability evidence. System validation, approval state, and publication status do not by themselves establish human review of this revision. PatchSiren helps prioritize defensive review and does not prove exposure or remediation on any system.