Australia's eSafety commissioner says her team has "taken Roblox to task" over its risk of exposing children to harm but warned the online gaming platform may not be included in the upcoming social media ban.

Warning: This story contains an image of a Nazi symbol.

Julie Inman Grant made the comments following an ABC report revealing children had been exposed to child sex abuse material and extremist content on Roblox.

The social media ban will be implemented in December this year, but exactly which platforms will be included has been unclear.

Some parents have called for Roblox to be included in the ban, but Ms Inman Grant said the law only allows the ban to target platforms whose "sole or significant" purpose is social interaction. As a result, including Roblox could be "tricky" she s

See Full Page