Vulnerability in Red Hat Streams For Apache Kafka 2

CVE-2026-96740

A flaw was found in the StreamsHub Console for Apache Kafka. Tenant-supplied Kafka client properties from the Console custom resource are copied into the console-api AdminClient configuration without filtering security-sensitive keys, allowing a Console CR author to set config.providers and bootstrap.servers to exfiltrate the console-api ServiceAccount token to an attacker-controlled broker.

Published · last modified .

CVSS v3 metric

CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N.

EPSS exploit prediction

No EPSS score from FIRST.org yet. New CVEs usually get one within a few days; no score means no signal yet, not low risk. How EPSS works.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2026-96740?
CVE-2026-96740 is a medium-severity vulnerability in Red Hat Streams For Apache Kafka 2, classified under Use of Externally-Controlled Input to Select Classes or Code (Unsafe Reflection). CVSS score: 6.5/10. Published 2026-09-28.
How severe is CVE-2026-96740?
Medium severity. CVSS v3 base score is 6.5 out of 10.