What is CVE-2026-23904?

CVE-2026-23904 is a high-severity vulnerability in Apache Software Foundation Kyuubi, classified under CWE-923. CVSS score: 7.3/10. Published 2026-07-29.

How severe is CVE-2026-23904?

High severity. CVSS v3 base score is 7.3 out of 10.

Vulnerability in Apache Software Foundation Kyuubi

CVE-2026-23904

Kyuubi Engine UI proxy accepts a host and port from the request path and proxies HTTP requests to that destination. A remote requester with network access to the proxy can cause the Kyuubi server to send HTTP requests to arbitrary reachabl…

CVSS v3 metric

CVSS v3 base score 7.3 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L.

Affected products

Apache Software Foundation Kyuubi — versions 1.8.0

Weakness classification (CWE)

CWE-923

References

security@apache.org (patch)
security@apache.org (vendor-advisory)
af854a3a-2127-422b-91ae-364da2661108

Frequently asked questions

What is CVE-2026-23904?: CVE-2026-23904 is a high-severity vulnerability in Apache Software Foundation Kyuubi, classified under CWE-923. CVSS score: 7.3/10. Published 2026-07-29.
How severe is CVE-2026-23904?: High severity. CVSS v3 base score is 7.3 out of 10.