Cincinnati released McCarron on Wednesday.
The Bengals signed McCarron to their active roster Monday.
McCarron has been elevated to the Bengals' active roster ahead of Sunday's matchup with the Steelers.
The Bengals signed McCarron to their practice squad Saturday, Ian Rapoport of NFL Network reports.
The Browns worked out McCarron for a potential backup role in the team's uncertain quarterback depth chart, Chris Easterling of the Akron Beacon Journal reports.
McCarron (knee) said Monday that he feels great and is "waiting for a call" to return to an NFL roster, Mark Inabinett of AL.com reports.
Coach Arthur Smith said Monday that McCarron (knee) will be placed on injured reserve, Michael Rothstein of ESPN.com reports.
McCarron suffered a torn ACL in Saturday's preseason game against the Dolphins and is out for the season, D. Orlando Ledbetter of The Atlanta Journal-Constitution reports.
Falcons head coach Arthur Smith said McCarron would require an MRI after suffering a right knee injury in Saturday's 37-17 preseason loss to the Dolphins, Michael Rothstein of ESPN.com reports.
McCarron suffered a right knee injury and will not return to Saturday's preseason game against the Dolphins, David Furones of the South Florida Sun Sentinel reports.