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NPM: vm2's bufferAllocLimit cap bypassed by Buffer.concat and Buffer.from arrayLike

🗓️ 17 Aug 2026 17:32:10Reported by PatchstackType 
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 patchstack
🔗 patchstack.com👁 4 Views

vm2 versions <=3.11.5 allow bufferAllocLimit bypass via Buffer.concat and Buffer.from arrayLike causing sandbox escape.

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17 Aug 2026 17:32Current
5.2Medium risk
Vulners AI Score5.2
CVSS 48.7
4