CVE-2026-48514 | MessagePack-CSharp MessagePack for C# up to 2.5.300/3.1.6 T[] allocation of resources (GHSA-w567-gjr2-hm5j)

June 23, 2026 Yanac

A vulnerability identified as problematic has been detected in MessagePack-CSharp MessagePack for C# up to 2.5.300/3.1.6. This impacts an unknown function. Performing a manipulation of the argument T[] results in allocation of resources.

This vulnerability was named CVE-2026-48514. The attack may be initiated remotely. There is no available exploit.

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