What’s Vulnerable › Vulnerabilities

CVE-2026-18381: Project-koku/koku-metrics-operator: koku-metrics-operator: operator service-account token exfiltration via user-controlled prometheus service_address

• Severity: high (CVSS 7.6 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.4% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-07-30 · updated 2026-10-23
• Weakness: CWE-918

Description

A flaw was found in the koku-metrics-operator for Red Hat OpenShift. The operator's CostManagementMetricsConfig custom resource allows a user able to edit the CR to specify an arbitrary upload URL. The operator attaches its own Kubernetes service-account bearer token to queries sent to this user-controlled URL, allowing the attacker to obtain the token.

Affected products

• Red Hat Cost Management 4: all versions

References

• https://access.redhat.com/errata/RHSA-2026:81201
• https://access.redhat.com/security/cve/CVE-2026-18381
• https://bugzilla.redhat.com/show_bug.cgi?id=2509251

Get alerted when CVE-2026-18381 or the next vulnerability affects your stack