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CVE-2026-49866

🗓️ 08 Jul 2026 20:47:09Reported by GitHub_MType 
cve
 cve
🔗 web.nvd.nist.gov👁 5 Views

CVE-2026-49866: libp2p DoS from oversized IHAVE and IWANT arrays due to Infinity limits; fixed in 16.0.0.

Related
Detection
Affected
Refs
ReporterTitlePublishedViews
Family
Cvelist
CVE-2026-49866 libp2p: CPU DoS via oversized IHAVE and IWANT control message arrays
8 Jul 202620:47
cvelist
EUVD
EUVD-2026-42409
8 Jul 202620:47
euvd
NVD
CVE-2026-49866
8 Jul 202621:16
nvd
Vulners
Node
libp2pjs-libp2pRange<16.0.0
[
  {
    "vendor": "libp2p",
    "product": "js-libp2p",
    "versions": [
      {
        "version": "< 16.0.0",
        "status": "affected"
      }
    ]
  }
]

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