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CVE-2026-46679

libp2p: Memory DoS via subscription flood of unique topics PUBLISHED

Description (CNA)

libp2p is a JavaScript Implementation of libp2p networking stack. Prior to version 15.0.23, three cooperating omissions in @libp2p/gossipsub allow an unauthenticated single peer to exhaust the Node.js heap of any gossipsub node with default options. This issue has been patched in version 15.0.23.

Affected (CNA)

Vendor / productVersions
libp2p / js-libp2paffected < 15.0.23

CWE

CWE-20, CWE-400, CWE-401

References

ADP enrichment

CISA-ADP

No English description supplied.