CVE-2026-46679

HIGH

CVSS v3.1: 7.5

NetworkNo privilegesNo user interactionImproper Input ValidationResource Exhaustion (DoS)Memory LeakVendor advisory ref

Source data as of:

At a glance

Severity
HIGH
CVSS
7.5 v3.1 · NVD
EPSS
EPSS not provided by FIRST.org for this CVE
CISA KEV
No
Type
Improper Input Validation, Resource Exhaustion (DoS), Memory Leak · NVD CWE
Attack conditions (CVSS vector)
NetworkNo privilegesNo user interaction · Source: NVD Vector
Published
2026-06-10 · Modified: 2026-06-10
References
Jump to references (1)

CVSS / EPSS / KEV

CVSS v3.1 7.5 / 10 HIGH Source: NVD
EPSS — EPSS not provided by FIRST.org for this CVE Source: FIRST.org
CISA KEV No Source: CISA

Source — CVSS: NVD · EPSS: FIRST.org · KEV: CISA. Data & Sources

Description

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.

Record details

CVE ID
CVE-2026-46679
CVSS (v3.1)
7.5 (HIGH)
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Exploitability subscore
3.9
Impact subscore
3.6
CISA KEV
No
Weakness (CWE)
CWE-20, CWE-400, CWE-401
Affected configurations (CPE)
0
Published
2026-06-10
Modified
2026-06-10
Status
Received

References

Reference URLs as listed by NVD, grouped by a mechanical match on the link's host/pattern. Labels describe the link type only.

Related records

Other records sharing a factual facet, for cross-reference. A descriptive neighbourhood — ordering does not imply priority and is not a recommendation.

Same weakness type (CWE)

CVE-2026-45556 CRITICAL CVSS 9.9 CVE-2026-45558 CRITICAL CVSS 9.9 CVE-2026-11029 CRITICAL CVSS 9.6 CVE-2026-47928 CRITICAL CVSS 9.6

Published the same year

CVE-2026-46695 CRITICAL CVSS 10.0 CVE-2026-47938 CRITICAL CVSS 10.0 CVE-2026-48303 CRITICAL CVSS 10.0 CVE-2026-45552 CRITICAL CVSS 9.9
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