CVE-2026-89146

HighCVSS 7.5/10Last modified Sep 23, 2026

Description

libp2p-rendezvous through 0.17.1 fails to validate registration TTL values in discovery responses, allowing attackers to trigger timer arithmetic overflow. A malicious rendezvous server can send a discovery response with an unbounded TTL value that causes the client node process to panic when computing the expiry timer.

Metrics

CVSS 3.1 7.5/10CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Weakness enumeration

CWE-190CWE-617

Affected software

No affected versions have been published.

Timeline

Published
Sep 11, 2026
Last modified
Sep 23, 2026
NVD status
Deferred

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