diff --git a/backend/FamilyPortal.Infrastructure/FamilyPortal.Infrastructure.csproj b/backend/FamilyPortal.Infrastructure/FamilyPortal.Infrastructure.csproj
index 8e9e52e..3bce51b 100644
--- a/backend/FamilyPortal.Infrastructure/FamilyPortal.Infrastructure.csproj
+++ b/backend/FamilyPortal.Infrastructure/FamilyPortal.Infrastructure.csproj
@@ -13,7 +13,7 @@
     <PackageReference Include="Konscious.Security.Cryptography.Argon2" Version="1.3.1" />
     <PackageReference Include="MongoDB.Driver" Version="3.7.1" />
     <!-- 覆寫 MongoDB.Driver 的舊版間接壓縮依賴，修補 CVE-2026-44788 與 CVE-2026-44302。 -->
-    <PackageReference Include="SharpCompress" Version="0.48.0" />
+    <PackageReference Include="SharpCompress" Version="0.50.0" />
     <PackageReference Include="Snappier" Version="1.3.1" />
     <PackageReference Include="System.IdentityModel.Tokens.Jwt" Version="8.21.0" />
     <PackageReference Include="Microsoft.IdentityModel.Tokens" Version="8.21.0" />