Moderate severity4.8OSV Advisory· Published Jul 8, 2026
protobufjs: protobufjs: Prototype pollution vulnerability in Text Format extension
CVE-2026-59876
Description
protobufjs: protobufjs: Prototype pollution vulnerability in Text Format extension
Affected products
2- Range: protobufjs-v8.6.4, protobufjs-cli-v2.5.5, protobufjs-v8.6.3, …
Patches
Vulnerability mechanics
News mentions
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