How severe is CVE-2026-18382?

CVE-2026-18382 has a CVSS 3.x base score of 6.8, rated medium severity. It is exploitable over network with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.

Is CVE-2026-18382 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (19th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2026-18382?

CVE-2026-18382 affects Redhat Cost Management Metrics Operator. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2026-18382?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2026-18382 published?

CVE-2026-18382 was published on 2026-07-30 and last updated on 2026-08-12.

CVE-2026-18382

CVE-2026-18382 is a medium-severity vulnerability in Redhat Cost Management Metrics Operator with a CVSS 3.x base score of 6.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-918.

Key facts

Severity: Medium (CVSS 3.x base score 6.8)
EPSS exploit prediction: 0% (19th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-918
Affected product: Redhat Cost Management Metrics Operator
Published: 2026-07-30
Last modified: 2026-08-12

Description

A flaw was found in koku-metrics-operator. The operator's CostManagementMetricsConfig custom resource allows a user able to edit the CR to specify an arbitrary OAuth token endpoint. When authentication.type is set to service-account, the operator sends the tenant's Red Hat SSO client_id and client_secret to this user-controlled URL, allowing the attacker to obtain the credentials.

Frequently asked questions

What is CVE-2026-18382?: A flaw was found in koku-metrics-operator. The operator's CostManagementMetricsConfig custom resource allows a user able to edit the CR to specify an arbitrary OAuth token endpoint. When authentication.type is set to service-account, the operator sends the tenant's Red Hat SSO client_id and client_secret to this user-controlled URL, allowing the attacker to obtain the credentials.
How severe is CVE-2026-18382?: CVE-2026-18382 has a CVSS 3.x base score of 6.8, rated medium severity. It is exploitable over network with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.
Is CVE-2026-18382 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (19th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2026-18382?: CVE-2026-18382 affects Redhat Cost Management Metrics Operator. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2026-18382?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2026-18382 published?: CVE-2026-18382 was published on 2026-07-30 and last updated on 2026-08-12.

References

Affected products (1)

cpe:2.3:a:redhat:cost_management_metrics_operator:-:*:*:*:*:openshift:*:*

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