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

CVE-2026-105765

Description

HashiCorp Consul and Consul Enterprise 1.17.0 up to 2.0.4 are vulnerable to an authorization bypass in the agent's service mesh leaf certificate API that may allow an attacker without a valid ACL token to retrieve a cached service leaf certificate and its private key. This vulnerability (CVE-2026-105765) 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/Consulllm-fuzzy
Range: 1.17.0 - 2.0.4
Hashicorp/Consul Enterprisellm-fuzzy
Range: 1.17.0 - 2.0.4

Patches

Vulnerability mechanics

References

discuss.hashicorp.com/t/hcsec-2026-46-consul-vulnerable-to-an-authorization-bypass-in-the-agents-service-mesh-leaf-certificate-api/77911nvd

News mentions

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