CVE-2026-19015
Uncontrolled resource consumption in the Consul Connect CA roots endpoint
CVSS Score
5.3
EPSS Score
0.0%
EPSS Percentile
0th
Consul Community Edition and Consul Enterprise 1.2.0 through 2.0.2 are vulnerable to an uncontrolled resource consumption issue in the Connect CA roots endpoint that may allow a remote caller to grow the agent's Connect CA roots cache without bound, defeating the operator's cache-disable configuration. This vulnerability, CVE-2026-19015, is fixed in Consul 2.0.3 and Consul Enterprise 1.21.17, 1.22.11, and 2.0.3.
| CWE | CWE-770 |
| Vendor | hashicorp |
| Product | consul |
| Published | Aug 7, 2026 |
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CVSS v3 Breakdown
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability
Affected Versions
HashiCorp / Consul
1.2.0 < 2.0.3
HashiCorp / Consul Enterprise
1.2.0 < 2.0.3
References
Credits
This issue was reported to HashiCorp by Erichen.