CVE-2026-68573

CRITICAL CVSS 3.1: 9.8 EPSS 0.65%
Updated Oct 20, 2026
Apache Software Foundation
Parameter Value
CVSS 9.8 (CRITICAL)
Affected Versions 4 — 5.0.4.
Fixed In 5.0.5
Type CWE-287 (Improper Authentication)
Vendor Apache Software Foundation
Public PoC No

Improper Authentication vulnerability in Apache Kylin. Unauthenticated user may access to system cleanup actions. 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 through 5.0.4. Users are recommended to upgrade to version 5.0.5, which fixes the issue.

Attack Parameters

Attack Vector
Network
Can be exploited remotely
Attack Complexity
Low
Easy to exploit
Privileges Required
None
No privileges needed
User Interaction
None
No user interaction needed

Impact Assessment

Confidentiality
High
Complete data leak
Integrity
High
Complete data modification
Availability
High
Complete denial of service

CVSS Vector v3.1

Vulnerable Products

apache software foundation:apache kylin