Authentication bypass in Apache Kylin

published 2020-10-19 6 y ago modified 2026-06-17 4 mo ago also GHSA-2hpg-vwqj-6h6w , EUVD-2022-0761

cvss: 5.3; version 3.1, NVD
cisa kev: Not listed; not in CISA's catalog
epss: 78.3%; EPSS 78.3% chance of exploitation in 30 days, percentile 99.5%
public exploits: 0; none known, plus a Nuclei check

Apache Kylin 2.0.0, 2.1.0, 2.2.0, 2.3.0, 2.3.1, 2.3.2, 2.4.0, 2.4.1, 2.5.0, 2.5.1, 2.5.2, 2.6.0, 2.6.1, 2.6.2, 2.6.3, 2.6.4, 2.6.5, 2.6.6, 3.0.0-alpha, 3.0.0-alpha2, 3.0.0-beta, 3.0.0, 3.0.1, 3.0.2, 3.1.0, 4.0.0-alpha has one restful api which exposed Kylin's configuration information without any authentication, so it is dangerous because some confidential information entries will be disclosed to everyone.

Patch / fix

fixed in 1

maven org.apache.kylin:kylin 3.1.1, 4.0.0-beta

Exploit prediction

78.33% chance of exploitation in the next 30 days, higher than 99.5% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

Nuclei template Apache Kylin - Exposed Configuration File nuclei detection template

CVSS scores

assigned by	version	score	vector
NVD	3.1	5.3	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
NVD	2.0	5.0	AV:N/AC:L/Au:N/C:P/I:N/A:N
GitHub	3.1	5.3	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N

Affected packages

ecosystem	package	affected	fixed in
maven	org.apache.kylin:kylin	<3.1.1 >=4.0.0-alpha, <4.0.0-beta	3.1.1 4.0.0-beta

Affected products

n/a Apache Kylin

Classification

Weakness

CWE-922 Insecure Storage of Sensitive Information

References

lists.apache.org /thread.html/rc592e0dcee5a2615f1d9522af30ef1822c1f863d5e05e7da9d1e57f4%40%3Cuser.kylin.apache.org%3E
web, mailing-list, release-notes, vendor-advisory
nvd.nist.gov /vuln/detail/CVE-2020-13937
advisory

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.

Summary