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CVE-2026-114613 MessagePack: Unbounded memory leak in msgpack C extension on strict_map_key validation failure

🗓️ 22 Oct 2026 18:22:40Reported by GoogleType 
osv_cve
 osv_cve
🔗 osv.dev👁 6 Views

Unbounded memory leak in msgpack-python C extension via strict_map_key validation failure.

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24 Oct 2026 15:10Current
5.6Medium risk
Vulners AI Score5.6
CVSS 3.17.5
6