Updated php-horde-form packages has been released for Debian GNU/Linux 8 LTS

Package : php-horde-form
Version : 2.0.8-2+deb8u1
CVE ID : CVE-2019-9858
Debian Bug : 930321

The Horde Application Framework contained a remote code execution
vulnerability. A remote attacker could use this flaw to use image
uploads in forms to install and execute a file in an arbitrary
writable location on the server.

For Debian 8 "Jessie", this problem has been fixed in version
2.0.8-2+deb8u1.

We recommend that you upgrade your php-horde-form packages.

Further information about Debian LTS security advisories, how to apply
these updates to your system and frequently asked questions can be
found at: https://wiki.debian.org/LTS

  PHP-Horde-Form Security Update for Debian 8 LTS