CVE-2026-115804Medium· 6.4▾ SunlitHashiCorp Consul and Consul Enterprise are vulnerable to an authorization bypass in health check registration that may allow an authenticated user to modify health checks belonging to another service on the same node. This vulnerability …
▾ Sunlit zone — Low / medium · no exploitation signal
impact 35.2 · likelihood 0 · exploitation 0
Need a working PoC? Pro members can cast a request and our team develops one — it lands right here.
Stakeholder-Specific Vulnerability Categorization from CISA's ADP record at CVE.org: whether exploitation is observed, whether an attack can be automated, and how much of the system is at stake. The CVSS score shown above comes from the assigning CNA record, not NVD.
HashiCorp Consul and Consul Enterprise are vulnerable to an authorization bypass in health check registration that may allow an authenticated user to modify health checks belonging to another service on the same node. This vulnerability (CVE-2026-115804) is fixed in Consul Community Edition 2.1.0 and Consul Enterprise 2.1.0 and 1.21.19.
Consul >= 0.7.2 < 2.1.0consul_enterprise >= 0.7.2 < 2.1.0Refer to the linked advisories for vendor-supplied fixes and affected version ranges.
Connected by shared product, vendor, weakness, or advisory.
CVE-2026-105765High· 7.5Consul vulnerable to an authorization bypass in the agent's service mesh leaf certificate API
CVE-2026-105608High· 8.8Consul vulnerable to an authorization bypass in service mesh registration
CVE-2026-105626High· 7.5Consul vulnerable to a denial of service in HTTP APIs
CVE-2026-87090High· 8.3Consul vulnerable to an authorization bypass in the catalog node-write path
CVE-2026-87106Medium· 6.5Consul vulnerable to a denial of service in the native RPC listener
CVE-2026-87107Medium· 5.4Consul vulnerable to an authorization bypass in the catalog deregistration path