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    CVE-2026-19016

    Consul Community Edition and Consul Enterprise 1.19.1 through 2.0.2 did not enforce the {{session:write}} ACL permission for session deletion operations submitted through the transaction API. An authenticated caller with network access to the Consul server RPC port could delete arbitrary sessions without holding the required permission. This vulnerability, CVE-2026-19016, is fixed in Consul 2.0.3 and Consul Enterprise 1.21.17, 1.22.11, and 2.0.3.

    Published:Aug 7, 2026
    Last Modified:Aug 10, 2026
    EPS:Aug 7, 2026
    EPSS Score:0.00213
    CVSS Score:4.2

    Affected Products

    Vendor
    Hashicorp
    Product
    Consul
    Vendor
    Hashicorp
    Product
    Consul Enterprise

    Exploits

    No exploit reference

    Related CVEs

    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…
    CVE-2026-19017 (CVSS 6.8) — Consul Community Edition and Consul Enterprise 1.18.21 through 2.0.2 are vulnerable to a partial arbitrary fil…
    CVE-2026-19015 (CVSS 5.3) — Consul Community Edition and Consul Enterprise 1.2.0 through 2.0.2 are vulnerable to an uncontrolled resource …
    CVE-2026-19014 (CVSS 4.3) — Consul Community Edition and Consul Enterprise 1.17.0 through 2.0.2 are vulnerable to an uncontrolled resource…
    CVE-2026-19012 (CVSS 5.3) — Consul Community Edition and Consul Enterprise 1.18.0 through 2.0.2 are vulnerable to an authenticated denial …
    CVE-2026-2808 (CVSS 6.8) — HashiCorp Consul and Consul Enterprise 1.18.20 up to 1.21.10 and 1.22.4 are vulnerable to arbitrary file read …
    CVE-2025-11374 (CVSS 6.5) — Consul and Consul Enterprise’s (“Consul”) key/value endpoint is vulnerable to denial of service (DoS) due to i…
    CVE-2025-11375 (CVSS 6.5) — Consul and Consul Enterprise’s (“Consul”) event endpoint is vulnerable to denial of service (DoS) due to lack …

    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