Video from the 9 News Australia broadcast shows Lauren Tomasi yelling in pain and grabbing her leg during a live report.
An officer behind her raised a weapon and fired in her direction, hitting her with the rubber bullet.
Tomasi did not appear to be wearing any protective gear. According to reports, 9 News said she "was left sore but otherwise unharmed."
"Lauren Tomasi was struck by a rubber bullet. Lauren and her camera operator are safe and will continue their essential work covering these events," the channel said in a statement.
"This incident serves as a stark reminder of the inherent dangers journalists can face while reporting from the frontlines of protests, underscoring the importance of their role in providing vital information."