CVE-2026-107300 | mcollina msgpack5 up to 6.0.x Streaming Decoder recursion

October 8, 2026 Yanac

A vulnerability classified as problematic has been found in mcollina msgpack5 up to 6.0.x. Affected is an unknown function of the component Streaming Decoder. Performing a manipulation results in uncontrolled recursion.

This vulnerability is identified as CVE-2026-107300. The attack can be initiated remotely. There is not any exploit available.

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