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NVD security advisory

Security advisory for HashiCorp Consul and Consul Enterprise

CVE-2026-105626

Full advisory details, affected packages, severity context, and original source.

Affected technology

HashiCorp Consul and Consul EnterpriseAffected product

Advisory overview

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.

Related references

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HashiCorp Consul and Consul Enterprise are vulnerable to a denial of service in the HTTP API that may allow an | Security report | Cevnitra