Debian LTS: DLA-941-1: squirrelmail security update
Summary
For Debian 7 "Wheezy", these problems have been fixed in version
2:1.4.23~svn20120406-2+deb7u1.
We recommend that you upgrade your squirrelmail 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