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GHSA-5X5G-H9X8-2FH9 msgpack5: Many buffered values can exhaust the streaming decoder stack

🗓️ 08 Oct 2026 17:40:06Reported by GoogleType 
osv
 osv
🔗 osv.dev👁 5 Views

DoS in msgpack5 streaming decoder as many small buffered values exhaust the call stack.

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08 Oct 2026 18:00Current
5.8Medium risk
Vulners AI Score5.8
CVSS 3.17.5
EPSS0.00426
5