Jackson had to go off at half-time during Saturday's defeat at Notts County after picking up a knock and is being assessed, with Scott Wagstaff on standby to deputise.
Striker Pawel Abbott is in talks over a move away from The Valley and will not figure
Paul Benson remains a doubt with a hamstring problem so Joe Anyinsah is likely to partner Bradley Wright-Phillips in attack again.
On-loan Leeds defender Federico Bessone is expected to be sidelined for several more weeks with a hamstring injury so youngster Carl Jenkinson is set to continue at left-back.
Charlton have lost their last three matches and slipped five points off the play-off places.
Source: PA
Source: PA