CVE-2026-108771
Apache Kylin: unauthenticated broadcast API and polymorphic deserialization
Description
Missing authentication for in-house broadcast and polymorphic deserialization vulnerability 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.
INFO
Published Date :
Oct. 19, 2026, 10:16 a.m.
Last Modified :
Oct. 19, 2026, 10:16 a.m.
Remotely Exploit :
No
Source :
[email protected]
Solution
- Upgrade Apache Kylin to version 5.0.5.
- Apply vendor-supplied patches.
- Secure Kylin services exposed to the public.
References to Advisories, Solutions, and Tools
Here, you will find a curated list of external links that provide in-depth
information, practical solutions, and valuable tools related to
CVE-2026-108771.
| URL | Resource |
|---|---|
| https://lists.apache.org/thread.html/d77s7dh3bxf02l4rjbgb6807g605zskx |
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2026-108771 is
associated with the following CWEs:
Common Attack Pattern Enumeration and Classification (CAPEC)
Common Attack Pattern Enumeration and Classification
(CAPEC)
stores attack patterns, which are descriptions of the common attributes and
approaches employed by adversaries to exploit the CVE-2026-108771
weaknesses.
We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2026-108771 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2026-108771 vulnerability over time.
Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.
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New CVE Received by [email protected]
Oct. 19, 2026
Action Type Old Value New Value Added Description Missing authentication for in-house broadcast and polymorphic deserialization vulnerability 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. Added CWE CWE-306 Added Affected New affected value received. <a href="https://github.com/CVEProject/cvelistV5/blob/main/cves/2026/108xxx/CVE-2026-108771.json">CVE-2026-108771</a> Added Reference https://lists.apache.org/thread.html/d77s7dh3bxf02l4rjbgb6807g605zskx