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    CVE-2026-105765

    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.

    Published:Oct 26, 2026
    Last Modified:Oct 26, 2026
    EPS:Oct 26, 2026
    EPSS Score:
    CVSS Score:7.5

    Affected Products

    Vendor
    Hashicorp
    Product
    Consul
    Vendor
    Hashicorp
    Product
    Consul Enterprise

    Exploits

    No exploit reference

    Common Weakness Enumeration

    CWE-862 Missing Authorization

    Common Attack Pattern Enumeration and Classification (CAPEC)

    CAPEC-665 Exploitation of Thunderbolt Protection Flaws

    Related CVEs

    CVE-2026-115804 (CVSS 6.4) — HashiCorp Consul and Consul Enterprise are vulnerable to an authorization bypass in health check registration …
    CVE-2026-105626 (CVSS 7.5) — HashiCorp Consul and Consul Enterprise are vulnerable to a denial of service in the HTTP API that may allow an…
    CVE-2026-105608 (CVSS 8.8) — HashiCorp Consul and Consul Enterprise are vulnerable to an authorization bypass in service mesh proxy registr…
    CVE-2026-88021 (CVSS 7.1) — Consul and Consul Enterprise are vulnerable to an authorization bypass in the Connect service mesh that may al…
    CVE-2026-87107 (CVSS 5.4) — Consul and Consul Enterprise are vulnerable to an authorization bypass in the catalog deregistration path that…
    CVE-2026-87106 (CVSS 6.5) — Consul and Consul Enterprise are vulnerable to a denial of service in the native RPC listener that may allow a…
    CVE-2026-87090 (CVSS 8.3) — Consul and Consul Enterprise are vulnerable to an authorization bypass in the catalog node-write path that may…
    CVE-2026-19113 (CVSS 5.3) — Consul Community Edition and Consul Enterprise 1.3.0 through 2.0.2 are vulnerable to an unauthenticated denial…
    CVE-2026-15972 (CVSS 7.5) — Consul Community Edition and Consul Enterprise 1.13.0 through 2.0.2 are vulnerable to an unauthenticated denia…
    CVE-2026-15970 (CVSS 4.2) — Consul Community Edition and Consul Enterprise 1.20.1 through 2.0.2 are vulnerable to an L7 intention authoriz…

    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High