CVE-2026-21452 | msgpack msgpack-java up to 0.9.10 ExtensionValue.getData resource consumption (GHSA-cw39-r4h6-8j3x)

January 2, 2026 Yanac

A vulnerability classified as problematic was found in msgpack msgpack-java up to 0.9.10. The affected element is the function ExtensionValue.getData. The manipulation results in resource consumption.

This vulnerability is cataloged as CVE-2026-21452. The attack may be launched remotely. There is no exploit available.

Upgrading the affected component is advised.VulDB Recent EntriesRead More