CVE-2026-48511 | MessagePack-CSharp MessagePack for C# up to 2.5.300/3.1.6 algorithmic complexity (GHSA-2×83-8g95-xh59)

June 23, 2026 Yanac

A vulnerability was found in MessagePack-CSharp MessagePack for C# up to 2.5.300/3.1.6. It has been declared as problematic. The affected element is an unknown function. The manipulation results in inefficient algorithmic complexity.

This vulnerability is known as CVE-2026-48511. It is possible to launch the attack remotely. No exploit is available.

It is recommended to upgrade the affected component.VulDB Recent EntriesRead More