msgpack vulnerabilities (PyPI)

2 vulnerabilities.

• msgpack PyPI MessagePack: Unbounded memory leak in msgpack C extension on strict_map_key validation failure CVE-2026-114613 Fix available 7.5 HighOctober 22, 2026
• msgpack PyPI MessagePack: Out-of-bounds read/crash on Unpacker reuse after caught error CVE-2026-57585 Fix available 7.5 HighJune 19, 2026