High severity7.5NVD Advisory· Published Oct 26, 2026· Updated Oct 26, 2026

CVE-2026-105626

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.

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

Affected products

Hashicorp/Consul Community Editionllm-fuzzy
Range: before 2.1.0
Hashicorp/Consulllm-fuzzy
Range: before 2.1.0 (Community) and before 1.21.19 (Enterprise)
Hashicorp/Consul Enterprisellm-fuzzy
Range: before 1.21.19

Patches

Vulnerability mechanics

References

discuss.hashicorp.com/t/hcsec-2026-48-consul-vulnerable-to-a-denial-of-service-in-http-apis/77913nvd

News mentions

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