CVE-2020-13926

SQL Injection in Kylin

9.8 CriticalFix available

Kylin concatenates and executes a Hive SQL in Hive CLI or beeline when building a new segment; some part of the HQL is from system configurations, while the configuration can be overwritten by certain rest api, which makes SQL injection attack is possible. Users of all previous versions after 2.0 should upgrade to 3.1.0.

Attack profile

How easy it is to exploit

Attack vector: Network
Complexity: Low
Privileges needed: None
User interaction: None

What an attacker can affect

Confidentiality: High
Integrity: High
Availability: High

Exploit likelihood

1.95%Up 0.1 points since Apr 14, 2021

What each source reports

NVD Score used 9.8

Record: CVE-2020-13926
CVSS 3.1: 9.8 CriticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CVSS 2.0: 7.5 HighAV:N/AC:L/Au:N/C:P/I:P/A:P
Weakness: CWE-89
Updated: 2026-11-02

CVE List No score

Record: CVE-2020-13926
Updated: 2026-11-02

EUVDEUVD-2020-0560 No score

Record: EUVD-2020-0560
Updated: 2026-11-03

GitHub AdvisoriesGHSA-hx5g-8hq2-8x4w 9.8

SQL Injection in Kylin

Record: GHSA-hx5g-8hq2-8x4w
CVSS 3.1: 9.8 CriticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Weakness: CWE-89
Updated: 2026-11-02

OSV 9.8

Record: CVE-2020-13926
CVSS 3.1: 9.8 CriticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Updated: 2026-11-02

OSVGHSA-hx5g-8hq2-8x4w 9.8

SQL Injection in Kylin

Record: GHSA-hx5g-8hq2-8x4w
CVSS 3.1: 9.8 CriticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Weakness: CWE-89
Updated: 2026-11-02

Affected products

Affected packages

Affected packages
Package	Affected	Fixed
`org.apache.kylin:kylin-server-base` Maven	before 3.1.0	3.1.0
`org.apache.kylin:kylin-server-base` Maven	before 3.1.0, plus listed versions 1.5.31.5.41.5.4.11.6.02.0.0 Show 22 moreShow less 2.1.02.2.02.3.02.3.12.3.22.4.02.4.12.5.02.5.12.5.22.6.02.6.12.6.22.6.32.6.42.6.52.6.63.0.03.0.0-alpha3.0.0-alpha23.0.13.0.2	3.1.0

History

History
Recorded	Changed	Sources
Nov 3, 2026	aliases, products	EUVD
Nov 2, 2026	first indexed	CVE List, GitHub Advisories, NVD, OSV

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2020-13926 is a critical vulnerability (CVSS 9.8) in Apache Kylin, published July 14, 2020. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 1.95%, the 80th percentile. Fixed in org.apache.kylin:kylin-server-base 3.1.0.