Lucy Clews died at a property in Cannock, Staffordshire, in the early hours of 29 December. She was found by police officers who were sent due to concerns about her welfare.
A post-mortem test found the 39-year-old died from multiple stab wounds.
A 26-year-old man, of no fixed abode, remains in custody and detectives are appealing for more information.
Cannock murder arrest after woman found stabbed
A post-mortem test found the 39-year-old died from multiple stab wounds.
A 26-year-old man, of no fixed abode, remains in custody and detectives are appealing for more information.
Cannock murder arrest after woman found stabbed