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NPM: protobufjs: Text Format string map parsing can mutate returned map object prototype

🗓️ 20 Jul 2026 22:04:07Reported by PatchstackType 
patchstack
 patchstack
🔗 patchstack.com👁 9 Views

NPM protobufjs vulnerability mutates map prototype via string map parsing in 8.2.0–8.6.4.

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20 Jul 2026 22:04Current
5.2Medium risk
Vulners AI Score5.2
CVSS 3.14.8
EPSS0.00219
SSVC
9