CVE-2026-105626

Public on 2026-10-26
Modified on 2026-11-04
Description
HashiCorp Consul and Consul Enterprise are vulnerable to a denial of service in the HTTP API that may allow an unauthenticated attacker to exhaust memory on a Consul agent. This vulnerability (CVE-2026-105626) is fixed in Consul Community Edition 2.1.0 and Consul Enterprise 2.1.0 and 1.21.19.
Severity
Important severity
Important
See what this means
CVSS v3 Base Score
7.5
See breakdown

Affected Packages

Platform Package Release Date Advisory Status
Amazon Linux 2 - Core amazon-cloudwatch-agent Not Affected
Amazon Linux 2023 amazon-cloudwatch-agent Not Affected
Amazon Linux 2027 Preview amazon-cloudwatch-agent Not Affected
Amazon Linux 2 - Aws-nitro-enclaves-cli Extra docker Not Affected
Amazon Linux 2 - Docker Extra docker Not Affected
Amazon Linux 2 - Ecs Extra docker Not Affected

CVSS Scores

Score Type Score Vector
Amazon Linux CVSSv3 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

References

FAQs regarding Amazon Linux ALAS/CVE Severity Red Hat: CVE-2026-105626 Mitre: CVE-2026-105626