CVE-2026-108766 Apache Kylin: missing JDBC-config authorization
Attackers can modify JDBC source configurations without proper authorization, potentially compromising data integrity in exposed Apache Kylin deployments.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2026-108766?
CVE-2026-108766 is a missing authorization vulnerability in Apache Kylin, published on 19 Oct 2026. Any signed-in user can exploit it over the network, with no action from the victim.
Official description
Missing authorization on jdbc source config update in Apache Kylin. Impact most to the kylin services that are directly exposed to public network, which is not common. In-house kylin deployments are mostly not impacted.
This issue affects Apache Kylin: from 4.0.0 through 5.0.4.
Users are recommended to upgrade to version 5.0.5, which fixes the issue.
Which versions are affected by CVE-2026-108766?
How do I fix CVE-2026-108766?
No fix has been published for CVE-2026-108766 yet. Limit exposure of the affected software until one is available.
Upgrade, and check permissions on every request on the server, not only in the interface. More about Missing authorization.
Is CVE-2026-108766 being exploited?
There is no known exploitation of CVE-2026-108766 in the wild and no public exploit code.
Sources
Also known as GHSA-wh6r-grw6-5hwr.