It's gold but looks just like any other shortsword I've seen. Sorry I can't do a screenshot.
Stats
Slashing Damage 14-20 (Req 9 Swordsmanship)
Damage +15%
Armor -10 While attacking
Lengthens poison Duration by 33%
Health +29
Dropped somewhere around Gates of Kryta.
Is it worth any more than the 263 I can get from a Merch?
Price check on Poisonous Gladius of Fortitude
Cyberian