| Player | Reason | From | Until | Days | Games missed |
|---|---|---|---|---|---|
 Ísak Jóhannesson | ILL | 8 Sept 2026 | — | — | 0 |
 Alessio Castro-Montes | Muscular Problems | 8 Sept 2026 | — | — | 0 |
 Said El Mala | ILL | 2 Sept 2026 | 11 Sept 2026 | 9 | 1 |
 Thijs Dallinga | ILL | 2 Sept 2026 | 7 Sept 2026 | 5 | 1 |
 Luca Waldschmidt | Muscular Problems | 16 Aug 2026 | Current | — | 4 |
 Sebastian Sebulonsen | Hamstring Injury | 9 Aug 2026 | 7 Sept 2026 | 29 | 3 |
 Tom Krauß | Knock | 11 May 2026 | 18 May 2026 | 7 | 1 |
 Rav van den Berg | Muscular Problems | 1 May 2026 | 5 May 2026 | 4 | 1 |
 Ragnar Ache | Muscle Injury | 18 Apr 2026 | 30 Jun 2026 | 73 | 4 |
 Joël Schmied | Fitness | 8 Apr 2026 | 13 Apr 2026 | 5 | 1 |
 Unknown player | Fitness | 17 Mar 2026 | 23 Mar 2026 | 6 | 1 |
 Unknown player | ILL | 11 Mar 2026 | 26 Mar 2026 | 15 | 2 |
| Alessio Castro-Montes | Muscular Problems | 7 Mar 2026 | 1 Apr 2026 | 25 | 3 |
| Unknown player | Hip Problems | 25 Feb 2026 | 16 Mar 2026 | 19 | 3 |
 Linton Maina | ILL | 24 Feb 2026 | 5 Mar 2026 | 9 | — |
| Joël Schmied | Muscle Injury | 22 Feb 2026 | 7 Apr 2026 | 44 | 5 |
| Sebastian Sebulonsen | Muscle Injury | 22 Feb 2026 | 9 Mar 2026 | 15 | 2 |
 Jan Thielmann | Muscle Injury | 21 Feb 2026 | 16 Mar 2026 | 23 | 4 |
 Unknown player | Muscular Problems | 18 Feb 2026 | 25 Feb 2026 | 7 | 1 |
 Unknown player | Fitness | 10 Feb 2026 | 23 Feb 2026 | 13 | 1 |
| Ísak Jóhannesson | ILL | 9 Feb 2026 | 17 Feb 2026 | 8 | 1 |
| Alessio Castro-Montes | Muscle Injury | 5 Feb 2026 | 5 Mar 2026 | 28 | 4 |
| Linton Maina | Rib Fracture | 31 Jan 2026 | 23 Feb 2026 | 23 | — |
| Joël Schmied | Fitness | 23 Jan 2026 | 4 Feb 2026 | 12 | 2 |
 Jahmai Simpson-Pusey | Muscle Injury | 19 Jan 2026 | 19 Feb 2026 | 31 | 4 |
| Unknown player | ILL | 17 Jan 2026 | 23 Jan 2026 | 6 | 1 |
| Unknown player | Adductor Injury | 9 Jan 2026 | 9 Feb 2026 | 31 | 5 |
| Luca Waldschmidt | ILL | 20 Dec 2025 | 22 Dec 2025 | 2 | 1 |
| Unknown player | Torn Muscle Fiber | 30 Nov 2025 | 16 Dec 2025 | 16 | 2 |
| Ragnar Ache | Concussion | 26 Nov 2025 | 2 Dec 2025 | 6 | 1 |
| Joël Schmied | Hamstring Injury | 22 Nov 2025 | 22 Jan 2026 | 61 | 9 |
 Malek El Mala | Muscle Injury | 19 Nov 2025 | Current | — | 32 |
| Malek El Mala | Muscle Tear | 5 Nov 2025 | 9 May 2026 | 185 | 6 |
 Timo Hübers | Knee Injury | 26 Oct 2025 | Current | — | 35 |
| Jan Thielmann | Muscle Injury | 23 Oct 2025 | 20 Nov 2025 | 28 | 4 |
 Marius Bülter | Achilles Tendon Irritation | 21 Sept 2025 | 15 Oct 2025 | 24 | 2 |
| Rav van den Berg | Shoulder Injury | 14 Sept 2025 | 13 Nov 2025 | 60 | 8 |
 Unknown player | Cruciate Ligament Tear | 8 Sept 2025 | — | — | 41 |
| Linton Maina | Knee Problems | 23 Aug 2025 | 27 Aug 2025 | 4 | 1 |
| Unknown player | Fitness | 15 Jul 2025 | 7 Sept 2025 | 54 | 3 |
 Max Finkgräfe | ILL | 8 May 2025 | 11 May 2025 | 3 | 1 |
| Linton Maina | Fitness | 22 Apr 2025 | 30 Apr 2025 | 8 | 1 |
 Unknown player | Fitness | 19 Apr 2025 | 5 May 2025 | 16 | 3 |
| Max Finkgräfe | Hamstring Injury | 8 Apr 2025 | 26 Apr 2025 | 18 | 1 |
 Unknown player | ILL | 3 Apr 2025 | 23 Apr 2025 | 20 | 3 |
| Timo Hübers | Stomach Flu | 28 Mar 2025 | 14 Apr 2025 | 17 | 3 |
 Unknown player | Fitness | 24 Mar 2025 | 3 Apr 2025 | 10 | 1 |
 Unknown player | Fitness | 24 Mar 2025 | 7 Jul 2025 | 105 | 8 |
 Unknown player | Fitness | 24 Mar 2025 | 1 Apr 2025 | 8 | 1 |
| Unknown player | Hamstring Injury | 20 Mar 2025 | 1 Apr 2025 | 12 | 2 |
| Unknown player | Ankle Injury | 16 Mar 2025 | 18 Apr 2025 | 33 | 4 |
 Eric Martel | Infection | 3 Mar 2025 | 12 Mar 2025 | 9 | 1 |
| Linton Maina | Ankle Injury | 2 Mar 2025 | 21 Apr 2025 | 50 | 6 |
| Unknown player | Hand Injury | 2 Mar 2025 | 23 Mar 2025 | 21 | 3 |
 Unknown player | Fitness | 20 Feb 2025 | 13 Mar 2025 | 21 | 3 |
| Unknown player | ILL | 12 Feb 2025 | 17 Feb 2025 | 5 | 1 |
| Eric Martel | Muscle Injury | 10 Feb 2025 | 26 Feb 2025 | 16 | 2 |
 Unknown player | ILL | 9 Feb 2025 | 12 Feb 2025 | 3 | 1 |
 Unknown player | Concussion | 2 Feb 2025 | 6 Feb 2025 | 4 | 0 |
 Unknown player | ILL | 1 Feb 2025 | 9 Feb 2025 | 8 | 2 |
 Unknown player | Fitness | 29 Jan 2025 | 2 Feb 2025 | 4 | 0 |
 Tim Lemperle | Hamstring Injury | 26 Jan 2025 | 3 Mar 2025 | 36 | 6 |
| Luca Waldschmidt | ILL | 21 Jan 2025 | 29 Jan 2025 | 8 | 1 |
| Unknown player | Calf Problems | 19 Jan 2025 | 30 Jan 2025 | 11 | 1 |
| Tim Lemperle | Injury | 15 Jan 2025 | 23 Jan 2025 | 8 | 1 |
| Unknown player | Calf Injury | 4 Jan 2025 | 19 Feb 2025 | 46 | 7 |
 Unknown player | ILL | 21 Dec 2024 | 1 Jan 2025 | 11 | 1 |
 Unknown player | Concussion | 18 Dec 2024 | 1 Jan 2025 | 14 | 1 |
| Unknown player | Back Injury | 12 Dec 2024 | 28 Jan 2025 | 47 | 5 |
| Tim Lemperle | Torn Muscle Fiber | 9 Dec 2024 | 1 Jan 2025 | 23 | 2 |
| Unknown player | Cruciate Ligament Tear | 7 Dec 2024 | 14 Jul 2025 | 219 | 23 |
| Luca Waldschmidt | Back Problems | 7 Dec 2024 | 11 Dec 2024 | 4 | 1 |
| Unknown player | Concussion | 5 Dec 2024 | 23 Mar 2025 | 108 | 1 |
| Max Finkgräfe | Cold | 28 Oct 2024 | 5 Nov 2024 | 8 | 2 |
 Unknown player | Knock | 25 Oct 2024 | 7 Nov 2024 | 13 | 3 |
| Unknown player | Cold | 25 Oct 2024 | 31 Oct 2024 | 6 | 2 |
| Unknown player | Fitness | 15 Oct 2024 | 8 Nov 2024 | 24 | 4 |
| Unknown player | Dental Surgery | 2 Oct 2024 | 2 Nov 2024 | 31 | 6 |
 Unknown player | Fitness | 1 Oct 2024 | 26 Oct 2024 | 25 | 4 |
 Dejan Ljubicic | Tonsillitis | 28 Sept 2024 | 19 Oct 2024 | 21 | 4 |
| Dejan Ljubicic | Cold | 17 Sept 2024 | 24 Sept 2024 | 7 | 1 |
| Unknown player | Foot Injury | 1 Sept 2024 | 30 Sept 2024 | 29 | 9 |
| Max Finkgräfe | Fitness | 30 Aug 2024 | 20 Sept 2024 | 21 | 2 |
| Timo Hübers | ILL | 27 Aug 2024 | 6 Sept 2024 | 10 | 1 |
| Dejan Ljubicic | Knee Bruise | 11 Aug 2024 | 21 Aug 2024 | 10 | 1 |
| Unknown player | Adductor Pain | 11 Aug 2024 | 14 Oct 2024 | 64 | 9 |
| Unknown player | Cruciate Ligament Tear | 28 Jul 2024 | 23 Mar 2025 | 238 | 35 |
| Unknown player | Ankle Injury | 21 Jul 2024 | 24 Sept 2024 | 65 | 9 |
| Max Finkgräfe | Internal Ligament Tear | 20 Jul 2024 | 29 Aug 2024 | 40 | 7 |
 Unknown player | Injury | 15 Jul 2024 | 26 Aug 2024 | 42 | 8 |
| Unknown player | Fitness | 1 Jul 2024 | 3 Aug 2024 | 33 | — |
| Luca Waldschmidt | Calf Injury | 12 May 2024 | 20 Jun 2024 | 39 | 0 |
| Max Finkgräfe | Ankle Problems | 12 May 2024 | 10 Jun 2024 | 29 | 0 |
| Unknown player | ILL | 1 May 2024 | 10 May 2024 | 9 | 1 |
| Dejan Ljubicic | ILL | 17 Apr 2024 | 15 May 2024 | 28 | 4 |
 Unknown player | Tonsillitis | 15 Apr 2024 | 13 May 2024 | 28 | 4 |
 Unknown player | Metatarsal Fracture | 7 Apr 2024 | 27 May 2024 | 50 | 6 |
| Unknown player | Fitness | 2 Apr 2024 | 19 Apr 2024 | 17 | 2 |
 Justin Diehl | Fitness | 1 Apr 2024 | 3 May 2024 | 32 | 4 |
| Unknown player | Fitness | 1 Apr 2024 | 17 May 2024 | 46 | 6 |
