Vulnerability · Published Aug 18, 2026 · Assigned by redhat
CVE-2026-75485Must-gather: /tmp/kubeconfig retention
Medium 5.5
In plain English
A medium-severity sensitive data in logs in Red Hat Advanced Cluster Management for Kubernetes 2.11 from Red Hat. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.2% (higher than 9% of all known vulnerabilities).
Official description
A flaw was found in the must-gather component of Red Hat Advanced Cluster Management for Kubernetes. The cluster Proxy object is dumped in raw form, bypassing the oc inspect redaction that would normally sanitize sensitive fields. This exposes proxy basic-auth credentials in the must-gather archive, potentially disclosing sensitive authentication information to anyone with access to the archive.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| Red Hat | Red Hat Advanced Cluster Management for Kubernetes 2.11 | see references |
| Red Hat | Red Hat Advanced Cluster Management for Kubernetes 2.13 | see references |
| Red Hat | Red Hat Advanced Cluster Management for Kubernetes 2.14 | see references |
| Red Hat | Red Hat Advanced Cluster Management for Kubernetes 2.15 | see references |
| Red Hat | Red Hat Advanced Cluster Management for Kubernetes 2.16 | see references |
| Red Hat | Red Hat Advanced Cluster Management for Kubernetes 2.17 | see references |
Weakness: CWE-532 · Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
References
- RHSA-2026:60386 vendor-advisory, x_refsource_REDHAT
- RHSA-2026:60387 vendor-advisory, x_refsource_REDHAT
- RHSA-2026:60388 vendor-advisory, x_refsource_REDHAT
- RHSA-2026:60389 vendor-advisory, x_refsource_REDHAT
- RHSA-2026:60390 vendor-advisory, x_refsource_REDHAT
- RHSA-2026:60391 vendor-advisory, x_refsource_REDHAT
- https://access.redhat.com/security/cve/CVE-2026-75485 vdb-entry, x_refsource_REDHAT
- RHBZ#2517905 issue-tracking, x_refsource_REDHAT