CVE-2026-14362

MEDIUM

Denial of service via crafted push/pull gossip message in memberlist

Title source: cna

Description

HashiCorp memberlist before version 0.6.0 is vulnerable to a denial-of-service issue in its push/pull state handling that may allow an attacker with network access to the gossip port to exhaust memory on a receiving node and cause the process to terminate. This vulnerability (CVE-2026-14362) is fixed in memberlist 0.6.0.

References (1)

Core 1

Core References

https://discuss.hashicorp.com/t/hcsec-2026-18-memberlist-vulnerable-to-denial-of-service-via-gossip-message/77556

Scores

CVSS v3 4.9

EPSS 0.0025

EPSS Percentile 16.4%

Attack Vector NETWORK

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

CISA SSVC

Vulnrichment

Exploitation none

Automatable no

Technical Impact partial

Details

CWE

CWE-770

Status published

Products (1)

HashiCorp/Shared library 0.1.5 - 0.6.0

Published Jul 08, 2026

Tracked Since Jul 08, 2026