Gentoo Linux Security Advisory GLSA 200909-14 – Multiple vulnerabilities have been discovered in Horde and two modules, allowing for the execution of arbitrary code, information disclosure, or Cross-Site Scripting. Versions less than 3.3.4 are affected.
You can download this advisory from the following link: https://packetstormsecurity.com/files/download/81281/glsa-200909-14.txt
Source: https://packetstormsecurity.com/files/81281/Gentoo-Linux-Security-Advisory-200909-14.html