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OpenAdvisories
High · 8.8 Known exploited Scanner template Public exploit CVE-2020-1956 EUVD-2020-0557GHSA-gprm-xqrc-c2j3

Command Injection in Kylin

Published May 22, 2020 · Updated Oct 21, 2025 · Assigned by apache

Vendor: Apache Product: Kylin Package: org.apache.kylin:kylin-core-common Ecosystem: Maven

Description

Apache Kylin 2.3.0, and releases up to 2.6.5 and 3.0.1 has some restful apis which will concatenate os command with the user input string, a user is likely to be able to execute any os command without any protection or validation.

Affected products

VendorProductAffectedFixed
Apache Kylin 2.3.0, <=2.6.5, <=3.0.1 —

Public exploits

Exploit or proof-of-concept code for this vulnerability is publicly available, which lowers the bar for attackers. Treat it as a reason to patch sooner.

Third-party code, not reviewed by us. Public PoCs are sometimes fake or contain malware. Read the code first and run it only in an isolated lab, against systems you are authorised to test.

GitHub 1 repository

Sources: PoC-in-GitHub, Metasploit Framework, Exploit-DB — updated daily. Only links are listed; no exploit code is hosted here.

Automated scanner template

A ready-made Nuclei template detects this vulnerability automatically. Vulnerabilities with public scanner templates are typically probed across the internet soon after the template appears — exposed systems should be patched first.

Source: projectdiscovery/nuclei-templates (MIT) — updated daily. Only links are listed.

Affected packages

EcosystemPackageAffectedFixedRecord
Maven org.apache.kylin:kylin-core-common < 2.6.6 2.6.6 GHSA-gprm-xqrc-c2j3
Maven org.apache.kylin:kylin-core-common >= 3.0.0, < 3.0.2 3.0.2 GHSA-gprm-xqrc-c2j3

References