{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-19014", "assignerOrgId": "67fedba0-ff2e-4543-ba5b-aa93e87718cc", "state": "PUBLISHED", "assignerShortName": "HashiCorp", "dateReserved": "2026-08-05T20:21:24.334Z", "datePublished": "2026-08-07T19:19:05.760Z", "dateUpdated": "2026-08-10T18:24:35.830Z"}, "containers": {"cna": {"affected": [{"defaultStatus": "unaffected", "platforms": ["64 bit", "32 bit", "x86", "ARM", "MacOS", "Windows", "Linux"], "product": "Consul", "repo": "https://github.com/hashicorp/consul", "vendor": "HashiCorp", "versions": [{"lessThan": "2.0.3", "status": "affected", "version": "1.17.0", "versionType": "semver"}]}, {"defaultStatus": "unaffected", "platforms": ["64 bit", "32 bit", "x86", "ARM", "MacOS", "Windows", "Linux"], "product": "Consul Enterprise", "repo": "https://github.com/hashicorp/consul", "vendor": "HashiCorp", "versions": [{"changes": [{"at": "1.21.17", "status": "unaffected"}, {"at": "1.22.11", "status": "unaffected"}], "lessThan": "2.0.3", "status": "affected", "version": "1.17.0", "versionType": "semver"}]}], "credits": [{"lang": "en", "value": "This issue was reported to HashiCorp by Erichen."}], "descriptions": [{"lang": "en", "supportingMedia": [{"base64": false, "type": "text/html", "value": "<p>Consul Community Edition and Consul Enterprise 1.17.0 through 2.0.2 are vulnerable to an uncontrolled resource consumption issue in the Connect authorization endpoint that may allow a caller to grow the agent's intention-match cache without bound, defeating the operator's cache-disable configuration. This vulnerability, CVE-2026-190124, is fixed in Consul 2.0.3 and Consul Enterprise 1.21.17, 1.22.11, and 2.0.3.</p><br/>"}], "value": "Consul Community Edition and Consul Enterprise 1.17.0 through 2.0.2 are vulnerable to an uncontrolled resource consumption issue in the Connect authorization endpoint that may allow a caller to grow the agent's intention-match cache without bound, defeating the operator's cache-disable configuration. This vulnerability, CVE-2026-190124, is fixed in Consul 2.0.3 and Consul Enterprise 1.21.17, 1.22.11, and 2.0.3."}], "impacts": [{"capecId": "CAPEC-469", "descriptions": [{"lang": "en", "value": "CAPEC-469: HTTP DoS"}]}], "metrics": [{"cvssV3_1": {"baseScore": 4.3, "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L", "version": "3.1"}, "format": "CVSS", "scenarios": [{"lang": "en", "value": "GENERAL"}]}], "problemTypes": [{"descriptions": [{"cweId": "CWE-770", "description": "CWE-770: Allocation of Resources Without Limits or Throttling", "lang": "en", "type": "CWE"}]}], "providerMetadata": {"orgId": "67fedba0-ff2e-4543-ba5b-aa93e87718cc", "shortName": "HashiCorp", "dateUpdated": "2026-08-07T19:19:05.760Z"}, "references": [{"url": "https://discuss.hashicorp.com/t/hcsec-2026-25-multiple-vulnerabilities-impacting-hashicorp-consul/77629"}], "source": {"advisory": "HCSEC-2026-25", "discovery": "EXTERNAL"}, "title": "Uncontrolled resource consumption in the Consul Connect authorization endpoint"}, "adp": [{"metrics": [{"other": {"type": "ssvc", "content": {"timestamp": "2026-08-10T17:45:00.874553Z", "id": "CVE-2026-19014", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"Technical Impact": "partial"}], "role": "CISA Coordinator", "version": "2.0.3"}}}], "title": "CISA ADP Vulnrichment", "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-08-10T18:24:35.830Z"}}]}}

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{"bugzilla": {"description": "consul: Consul: Denial of Service via uncontrolled resource consumption in Connect authorization endpoint", "id": "2512632", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2512632"}, "csaw": false, "cvss3": {"cvss3_base_score": "6.5", "cvss3_scoring_vector": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H", "status": "draft"}, "cwe": "CWE-770", "details": ["Consul Community Edition and Consul Enterprise 1.17.0 through 2.0.2 are vulnerable to an uncontrolled resource consumption issue in the Connect authorization endpoint that may allow a caller to grow the agent's intention-match cache without bound, defeating the operator's cache-disable configuration. This vulnerability, CVE-2026-190124, 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 could exploit an uncontrolled resource consumption vulnerability in the Connect authorization endpoint. This flaw allows a caller to continuously grow the agent's intention-match cache, bypassing configured cache limits. The primary consequence is a Denial of Service (DoS) due to unbounded resource consumption."], "name": "CVE-2026-19014", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Fix deferred", "package_name": "grafana", "product_name": "Red Hat Enterprise Linux 8"}], "public_date": "2026-08-07T19:19:05Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2026-19014\nhttps://nvd.nist.gov/vuln/detail/CVE-2026-19014\nhttps://discuss.hashicorp.com/t/hcsec-2026-25-multiple-vulnerabilities-impacting-hashicorp-consul/77629"], "threat_severity": "Moderate"}

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