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.
Published: 2026-10-26
Score: 7.5 High
EPSS: n/a
KEV: No
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Remediation

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Advisories

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History

Mon, 26 Oct 2026 18:15:00 +0000

Type Values Removed Values Added
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.
Title Consul vulnerable to a denial of service in HTTP APIs
Weaknesses CWE-770
References
Metrics cvssV3_1

{'score': 7.5, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H'}

Subscriptions

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cve-icon MITRE

Status: PUBLISHED

Assigner: HashiCorp

Published:

Updated: 2026-10-26T18:02:25.376Z

Reserved: 2026-10-05T16:33:22.337Z

Link: CVE-2026-105626

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Awaiting Analysis

Published: 2026-10-26T18:17:27.060

Modified: 2026-10-26T18:34:17.050

Link: CVE-2026-105626

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

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Weaknesses
  • CWE-770

    Allocation of Resources Without Limits or Throttling