What is CVE-2026-17527?

CVE-2026-17527 is a high-severity vulnerability in Red Hat Openshift Virtualization 4, classified under Authorization Bypass Through User-Controlled Key. CVSS score: 7.7/10. Published 2026-07-27.

How severe is CVE-2026-17527?

High severity. CVSS v3 base score is 7.7 out of 10.

Auth bypass in Red Hat Openshift Virtualization 4

CVE-2026-17527

In containerized-data-importer (CDI), the aggregated cdi.kubevirt.io:view ClusterRole, intended to provide read-only access to CDI resources, includes a rule granting create on the datavolumes/source subresource. CDI's DataVolume clone aut…

Vulnerability class: IDOR (Insecure Direct Object Reference)

CVSS v3 metric

CVSS v3 base score 7.7 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N.

Affected products

Red Hat Openshift Virtualization 4

Weakness classification (CWE)

CWE-639 — Authorization Bypass Through User-Controlled Key

References

secalert@redhat.com (x_refsource_REDHAT, vdb-entry)
secalert@redhat.com (x_refsource_REDHAT, issue-tracking)

Frequently asked questions

What is CVE-2026-17527?: CVE-2026-17527 is a high-severity vulnerability in Red Hat Openshift Virtualization 4, classified under Authorization Bypass Through User-Controlled Key. CVSS score: 7.7/10. Published 2026-07-27.
How severe is CVE-2026-17527?: High severity. CVSS v3 base score is 7.7 out of 10.