Unity Multiplayer
Guides multiplayer game development using Netcode for GameObjects, covering setup, synchronization, and Unity Gaming Services integration.
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Security score
The Unity Multiplayer skill was audited on Mar 31, 2026 and we found 2 security issues across 1 threat category, including 2 critical. Review the findings below before installing.
Categories Tested
Security Issues
critical line 151
Direct command execution function call
SourceSKILL.md
| 149 | |
| 150 | **JAMAIS:** |
| 151 | - D'`Instantiate` direct en multi — utiliser `NetworkObject.Spawn()` (server only) |
| 152 | - De logique client qui modifie l'etat server directement |
| 153 | - De `NetworkVariable<string>` ou types reference sans custom serialization |
critical line 176
Direct command execution function call
SourceSKILL.md
| 174 | | Desync d'etat | Utiliser NetworkVariable au lieu de variables locales. Verifier les read/write permissions | |
| 175 | | Latence visible | Implementer client-side prediction (voir references/netcode-advanced.md) | |
| 176 | | "Object already spawned" | Ne pas appeler Spawn() sur un objet deja spawne. Verifier le flow de spawn | |
| 177 | | Client ne se connecte pas | Verifier l'adresse/port dans UnityTransport. En Relay, verifier le join code | |
| 178 | | NetworkVariable pas mise a jour | Seul le server (ou owner selon WritePermission) peut ecrire. Verifier les permissions | |
Scanned on Mar 31, 2026
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