CVE-2026-108764: Apache Kylin server-side request forgery in job service

CVE-2026-108764 · Severity: info · Published 2026-10-19

Apache Kylin is a data analytics platform used to process and query large datasets. A server-side request forgery vulnerability in the job service could allow an attacker to make unauthorized network requests to internal systems or external services. The impact is primarily limited to Kylin deployments directly exposed to the public internet, which is uncommon; most internal deployments are unaffected.

Technologies: Apache Kylin. Vendors: Apache.

Quick answers

Is CVE-2026-108764 exploited in the wild?
No. Junglewise Threat Intelligence has no report of CVE-2026-108764 being exploited in the wild.
How severe is CVE-2026-108764?
Informational severity, published 19 October 2026.
Which products and versions are affected?
Apache Kylin 4.0.0 through 5.0.4.
Is there a fix for CVE-2026-108764?
Yes: fixed in 5.0.5. Junglewise finds every place you run it, drafts the upgrade and applies it once you approve.
How is CVE-2026-108764 attacked?
It is attacked over the network, in a hosted service.
Am I affected by CVE-2026-108764?
Check whether you run Apache Kylin at an affected version. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.

How to fix

  • Fixed in: 5.0.5

Technical details

A server-side request forgery (SSRF) vulnerability exists in Apache Kylin's job service that allows attackers to forge requests to arbitrary network destinations. The vulnerability affects versions 4.0.0 through 5.0.4 and is exploitable when the job service is directly exposed to untrusted networks. A fix is available in version 5.0.5.

Affected products

  • Apache Kylin 4.0.0 through 5.0.4

Timeline

  • 2026-10-19: disclosed

References

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