CVE-2026-19015

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{"bugzilla": {"description": "consul: Consul: Uncontrolled resource consumption leading to denial of service", "id": "2512631", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2512631"}, "csaw": false, "cvss3": {"cvss3_base_score": "7.5", "cvss3_scoring_vector": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "status": "draft"}, "cwe": "CWE-770", "details": ["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.", "A flaw was found in Consul. A remote attacker can exploit an uncontrolled resource consumption vulnerability in the Connect CA roots endpoint. This allows the attacker to continuously grow the agent's Connect CA roots cache, bypassing configured cache limits. The consequence is a denial of service (DoS) due to excessive memory usage, impacting the availability of the service."], "name": "CVE-2026-19015", "public_date": "2026-08-07T19:19:11Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2026-19015\nhttps://nvd.nist.gov/vuln/detail/CVE-2026-19015\nhttps://discuss.hashicorp.com/t/hcsec-2026-25-multiple-vulnerabilities-impacting-hashicorp-consul/77629"], "threat_severity": "Important"}

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