EUVD-2026-95112Published
msgpack5 is a msgpack v5 implementation for node.js and the browser. Prior to 6.1.0, constructing msgpack5 with an empty or partial options object disables the default protoAction: 'error' protection. A decoded map containing a __proto__ ke…
Exact source revision recorded 28 Oct 2026 00:50:59 UTC. It does not establish the source's current position. Latest evidence.
Explicit identifiers and source references
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CVE-2026-107301 · Microsoft / collected KEV context
euvd · EUVD-2026-95112
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