Secunia Security Advisory – Debian has issued an update for horde3. This fixes some vulnerabilities, which can be exploited by malicious users to conduct script insertion attacks, and by malicious people to disclose sensitive information or compromise a vulnerable system.
You can download this advisory from the following link: https://packetstormsecurity.com/files/download/45416/sa19619.txt
Source: https://packetstormsecurity.com/files/45416/Secunia-Security-Advisory-19619.html