Arsenal's 2025/26 season has been plagued by a lengthy list of worrying injury news. Throughout the course of this season, several key players have been missing, and it's exacerbated a concerning trend over the last few seasons.
In fact, Mikel Arteta hasn't been able to field his strongest possible lineup at any point so far. Whenever one key player returns, another two drop to the floor.
So, with worrying Arsenal injury news coming left, right and center, we will be providing updates on the current players Arsenal are without.
Arsenal injury report - Updated tracker

Riccardo Calafiori - Unavailable
Riccardo Calafiori was forced to withdraw from the squad to face Brighton, which is always a concern. It was not believed to be a lengthy injury, but Mikel Arteta has adequate backup in Myles Lewis-Skelly, anyway.
Speaking before the game against Chelsea this week, Mikel Arteta said that the Italian defender would be ruled out. There was nothing new to report on his rehab.
Injury: Aggravated a pre-existing injury
Expected injury length: Weeks
Return date: Nottingham Forest (A), Saturday 17 January

William Saliba - Unknown availability
According to Mikel Arteta, William Saliba is a doubt to play against Chelsea in midweek. The Spanish boss didn't provide much context as to why, but it certainly exacerbates the concerning Arsenal squad depth in defense.
The current expectation is that Saliba will not be missing for long.
Injury: Unknown
Expected injury length: Days
Return date: Nottingham Forest (A), Saturday 17 January

Max Dowman - Unavailable (ankle ligament injury)
Arsenal youngster Max Dowman picked up a devastating injury blow in the middle of December.
David Ornstein was the first to break the news, and The Athletic journalist said that Max Dowman picked up an ankle ligament injury, in a friendly against Man United.
It is expected that Max Dowman will be out for two months, but the exact point of his return is still unknown. The one positive we do know, though, is that he's not scheduled for surgery.
Injury: Ankle ligament injury
Expected injury length: Two months
Return date: Unknown

Cristhian Mosquera - Unavailable (muscle injury)
Cristhian Mosquera picked up an injury in the Premier League win against Brentford. He then went on to miss the game against Aston Villa.
Cristhian Mosquera will, unfortunately, not face Chelsea this week. Mikel Arteta has already confirmed that he is out.
Injury: Muscle
Expected injury length: Six weeks
Potential return date: Nottingham Forest (A), Saturday 17 January
