Hello,

This is a security and reliability release: WAN DHCP will no longer trust
the server MTU given. Uncoordinated cross site scripting issues have been
fixed.  And the Python request library was patched due to CVE 2018-18074.

Here are the full patch notes:

o system: address XSS-prone escaping issues[1]
o firewall: add port range validation to shaper inputs
o firewall: drop description validation constraints
o interfaces: DHCP override MTU option (contributed by Team Rebellion)
o interfaces: properly configure SIM PIN on custom modems
o reporting: prevent cleanup from deleting current data when future data exists
o ipsec: allow same local subnet if used in different phase 1 (contributed by Max Weller)
o openvpn: multiple client export fixes
o web proxy: add ESD files to Windows cache option (contributed by R-Adrian)
o plugins: os-acme-client 1.20[2]
o plugins: os-dyndns fix for themed colours (contributed by Team Rebellion)
o plugins: os-etpro-telemetry 1.1 adds random delay to telemetry data send
o plugins: os-nginx 1.7[3]
o plugins: os-rspamd reads DKIM keys via Redis (contributed by Garrod Alwood)
o plugins: os-theme-cicada 1.14 (contributed by Team Rebellion)
o plugins: os-theme-tukan 1.13 (contributed by Team Rebellion)
o ports: ca_root_nss 3.42.1
o ports: lighttpd 1.4.53[4]
o ports: py-request 2.21.0[5]

Stay safe,
Your OPNsense team

--
[1] https://packetstormsecurity.com/files/151381/OPNsense-18.7-Cross-Site-Scripting.html
[2] https://github.com/opnsense/plugins/pull/1157
[3] https://github.com/opnsense/plugins/blob/master/www/nginx/pkg-descr
[4] https://www.lighttpd.net/2019/1/27/1.4.53/
[5] https://vuxml.freebsd.org/freebsd/50ad9a9a-1e28-11e9-98d7-0050562a4d7b.html