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Date: Wed, 9 Oct 2019 16:57:52 +0200
From: Patrick Uiterwijk <>
Subject: Koji CVE-2019-17109: koji hub allows arbitrary upload destinations


The way that the hub code validates upload paths allows for an attacker to choose an arbitrary destination for the uploaded file. 

Affected versions

All prior versions of Koji are vulnerable.

Patched versions

Koji versions 1.14.3, 1.15.3, 1.16.3, 1.17.1, and 1.18.1 are available on the website, and all include patches to solve this problem.


This issue was discovered by Yu Ming Zhu of Red Hat.


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