Gemma Rees, of Stowford Road, Barton, appeared at Oxford Crown Court and denied the offence.
Police found a man in his 50s had been stabbed in his home in Henry Taunt Close, Barton, on 2 July. Ms Rees, 26, was arrested the next day.
She will go on trial at the same court on 11 January next year.
A woman has pleaded not guilty to wounding with intent after a man was stabbed in Oxford.