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CVE-2026-105765

Consul vulnerable to an authorization bypass in the agent's service mesh leaf certificate API

HIGH
7.5
CVSS Score
Published: October 26, 2026 at 05:42 PM UTC
Updated: October 26, 2026 at 06:34 PM UTC
2 products affected across 1 vendorConsulConsul Enterprise

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Severity
HIGH7.5
Exploit prediction
EPSS 0.2%

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.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Remediation

No guide yet

No remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.

References (1)

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

CVSS

7.5HIGHHashiCorp
Vector?

Quick Info

StatusAWAITING ANALYSIS
CWE
CWE-862

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