EUVD-2026-42311Published
protobufjs compiles protobuf definitions into JavaScript (JS) functions. From 8.2.0 until 8.6.5, the protobufjs Text Format extension parsed string-keyed map entries using ordinary property assignment, allowing a map entry with key __proto_…
Exact source revision recorded 3 Nov 2026 12:01:43 UTC. It does not establish the source's current position. Latest evidence.
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CVE-2026-59876 · Microsoft / collected KEV context
euvd · EUVD-2026-42311
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