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GHSA-VH45-F885-3848 sm-crypto: Predictable SM2 key generation in Node.js: default RNG uses Math.random + wall clock

🗓️ 24 Jul 2026 21:50:45Reported by GoogleType 
osv
 osv
🔗 osv.dev👁 4 Views

sm-crypto in Node.js uses Math.random and wall time for SM2 keys and ephemeral scalars, making them predictable.

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13 Aug 2026 17:45Current
5.9Medium risk
Vulners AI Score5.9
CVSS 3.19.1
EPSS0.00321
4