# Nagios XI 5.4.12

Released January 16, 2018. Canonical HTML: https://www.nagios.com/changelog/nagios-xi/5-4-12/

## Security

- Fixed double percents (%%) in performance graph legends [TPS#12701] -JO

## Fixed

- Fixed url encoding in outbound NRDP checks [TPS#12742] -SAW
- Fixed MRTG cron job arguments for lock file for EL7 in rpms [TPS#12865] -JO
- Fixed flexible downtime duration setting in scheduled downtime page [TPS#12890] -JO
- Fixed downtime duration column to show proper duration for fixed and fledible in scheduled downtime page [TPS#12890] -JO
- Fixed install script not recognizing IP address on llipv6-only machines [TPS#8588] – SAW
- Fixed upgrade from GUI where upgrade textarea would stop updating even though upgrade finishes [TPS#12571] -JO
- Fixed htmlentities in SLA report breaking UTF-8 characters [TPS#12905] -JO

Generated 2026-11-14T21:47:08+00:00