Red Hat OpenShift AI Service Account setDefaultServiceAccount improper authorization

Summaryinfo

A vulnerability, which was classified as very critical, was found in Red Hat OpenShift AI. Affected is the function setDefaultServiceAccount of the component Service Account. Such manipulation leads to improper authorization. This vulnerability is traded as CVE-2026-18620. The attack may be launched remotely. There is no exploit available.

Detailsinfo

A vulnerability was found in Red Hat OpenShift AI (affected version not known) and classified as very critical. Affected by this issue is the function setDefaultServiceAccount of the component Service Account. The manipulation with an unknown input leads to a improper authorization vulnerability. Using CWE to declare the problem leads to CWE-285. The product does not perform or incorrectly performs an authorization check when an actor attempts to access a resource or perform an action. Impacted is confidentiality, integrity, and availability. CVE summarizes:

A flaw was found in Data Science Pipelines. A restricted user, or tenant, can exploit an improper authorization vulnerability in the setDefaultServiceAccount function. By specifying a more privileged ServiceAccount (SA) during a CreateRun request, an attacker can bypass authorization checks. This allows the tenant to run their containers with elevated privileges, potentially leading to the disclosure of sensitive information (secrets) and the ability to execute commands within other users' pods.

The advisory is available at access.redhat.com. This vulnerability is handled as CVE-2026-18620 since 08/03/2026. The exploitation is known to be easy. The attack may be launched remotely. Technical details are known, but there is no available exploit. The structure of the vulnerability defines a possible price range of USD $5k-$25k at the moment (estimation calculated on 08/10/2026). This vulnerability is assigned to T1548.002 by the MITRE ATT&CK project.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

If you want to get best quality of vulnerability data, you may have to visit VulDB.

Productinfo

Type

• Virtualization Software

Vendor

• Red Hat

Name

• OpenShift AI

License

• open-source

Website

• Vendor: https://www.redhat.com/

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If you want to get best quality of vulnerability data, you may have to visit VulDB.

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