CVE-2026-49866Published

libp2p: CPU DoS via oversized IHAVE and IWANT control message arrays

Exact source revision recorded 23 Oct 2026 15:48:27 UTC. It does not establish the source's current position. Latest evidence.

Recorded JSON

cve-program · CVE-2026-49866

Published

js-libp2p

Vendor product

Original vendor version evidence · not evaluated as a NuGet range

{
                    "vendor": "libp2p",
                    "product": "js-libp2p",
                    "versions": [
                        {
                            "version": "< 16.0.0",
                            "status": "affected"
                        }
                    ]
                }

Original source record · Cite this exact observation · Complete original publisher JSON