CVE-2026-62390 Apache Kylin: SQL Injection Vulnerability in Catalog Cache Refresh API

What is CVE-2026-62390?

CVE-2026-62390 is a critical SQL injection vulnerability in Apache Kylin, published on 14 Jul 2026. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

Improper Neutralization of Special Elements used in an SQL Command ('SQL Injection') vulnerability in Apache Kylin. A backend API refreshing table catalog may cause the injection to the generated SQL.

This issue affects Apache Kylin: from 4 through 5.0.3.

Users are recommended to upgrade to version 5.0.4, which fixes the issue.

Weakness: CWE-89

Which versions are affected by CVE-2026-62390?

It affects 1 product.

Products include Apache Kylin.

How do I fix CVE-2026-62390?

No fix has been published for CVE-2026-62390 yet. Limit exposure of the affected software until one is available.

Use parameterised queries everywhere and never build SQL by joining strings. Upgrade affected software first; a web application firewall only buys time. More about SQL injection.

Is CVE-2026-62390 being exploited?

There is no known exploitation of CVE-2026-62390 in the wild and no public exploit code.

Other vulnerabilities in Apache Kylin

• CVE-2020-1956 Apache Kylin OS Command Injection Exploited High 8.8
• CVE-2022-44621 Apache Kylin: Command injection by Diagnosis Controller Critical 9.8
• CVE-2022-24697 Apache Kylin vulnerable to remote code execution Critical 9.8
• CVE-2021-31522 Apache Kylin unsafe class loading Critical 9.8
• CVE-2021-45456 Command injection Critical 9.8

Sources

• CVE record
• NVD
• OSV
• GitHub advisory
• How this page is made

Also known as GHSA-92vx-x7gx-68cf.