CVE-2026-14450

Critical

Description

A flaw was found in the MaaS API. This vulnerability allows any pod within the cluster to bypass the Kuadrant AuthPolicy gateway by forging HTTP headers, specifically `X-MaaS-Username` and `X-MaaS-Group`, which are trusted verbatim. This lack of first-party authentication enables an attacker to gain unauthorized access and escalate privileges. The concrete consequences include the ability to mint Kubernetes ServiceAccount tokens in other tenants' namespaces, revoke API keys, and exfiltrate sensitive model access configuration.

SeverityCritical
CVSS9.9
Exploit probability—
ProductOpenshift Ai 3.4
PublishedAug 10, 2026
First seenAug 10, 2026
Weakness typeCWE-290CWE-290

How to fix

Affected products

ProductAffected versionsFixed in
openshift_ai 3.4No range specified—

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