{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-67223", "assignerOrgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "state": "PUBLISHED", "assignerShortName": "GitHub_M", "dateReserved": "2026-07-28T19:50:39.437Z", "datePublished": "2026-09-25T16:15:08.185Z", "dateUpdated": "2026-09-25T17:51:08.133Z"}, "containers": {"cna": {"title": "RabbitMQ: LDAP DN injection via unescaped substitution", "problemTypes": [{"descriptions": [{"cweId": "CWE-90", "lang": "en", "description": "CWE-90: Improper Neutralization of Special Elements used in an LDAP Query ('LDAP Injection')", "type": "CWE"}]}], "metrics": [{"cvssV4_0": {"attackVector": "NETWORK", "attackComplexity": "HIGH", "attackRequirements": "PRESENT", "privilegesRequired": "NONE", "userInteraction": "NONE", "vulnConfidentialityImpact": "NONE", "vulnIntegrityImpact": "LOW", "vulnAvailabilityImpact": "NONE", "subConfidentialityImpact": "NONE", "subIntegrityImpact": "NONE", "subAvailabilityImpact": "NONE", "baseScore": 6.3, "baseSeverity": "MEDIUM", "vectorString": "CVSS:4.0/AV:N/AC:H/AT:P/PR:N/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N", "version": "4.0"}}], "references": [{"name": "https://github.com/rabbitmq/rabbitmq-server/security/advisories/GHSA-9x7r-g78c-5835", "tags": ["x_refsource_CONFIRM"], "url": "https://github.com/rabbitmq/rabbitmq-server/security/advisories/GHSA-9x7r-g78c-5835"}, {"name": "https://github.com/rabbitmq/rabbitmq-server/commit/ad3ca47accd313a4a0dbcbbe17bf60fc8f4b2614", "tags": ["x_refsource_MISC"], "url": "https://github.com/rabbitmq/rabbitmq-server/commit/ad3ca47accd313a4a0dbcbbe17bf60fc8f4b2614"}, {"name": "https://github.com/rabbitmq/rabbitmq-server/commit/b54056e59b7fd3a2d7f07dfaba95f026e138eee8", "tags": ["x_refsource_MISC"], "url": "https://github.com/rabbitmq/rabbitmq-server/commit/b54056e59b7fd3a2d7f07dfaba95f026e138eee8"}, {"name": "https://github.com/rabbitmq/rabbitmq-server/releases/tag/v4.2.9", "tags": ["x_refsource_MISC"], "url": "https://github.com/rabbitmq/rabbitmq-server/releases/tag/v4.2.9"}, {"name": "https://github.com/rabbitmq/rabbitmq-server/releases/tag/v4.3.3", "tags": ["x_refsource_MISC"], "url": "https://github.com/rabbitmq/rabbitmq-server/releases/tag/v4.3.3"}], "affected": [{"vendor": "rabbitmq", "product": "rabbitmq-server", "versions": [{"version": ">= 3.13.0, < 3.13.18", "status": "affected"}, {"version": ">= 4.0.0, < 4.0.23", "status": "affected"}, {"version": ">= 4.1.0, < 4.1.14", "status": "affected"}, {"version": ">= 4.2.0, < 4.2.9", "status": "affected"}, {"version": ">= 4.3.0, < 4.3.3", "status": "affected"}]}], "providerMetadata": {"orgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "shortName": "GitHub_M", "dateUpdated": "2026-09-25T16:15:08.185Z"}, "descriptions": [{"lang": "en", "value": "RabbitMQ is a messaging and streaming broker. The advisory establishes affected 3.13, 4.0, 4.1, 4.2, and 4.3 maintenance lines but contains conflicting first-fixed versions for the 3.13, 4.0, and 4.1 lines. fill/2 substitutes ${username} into user_dn_pattern without RFC 4514 DN escaping, allowing a crafted username to alter the LDAP bind DN and potentially select a different directory entry. Exploitation requires rabbitmq_auth_backend_ldap with a user_dn_pattern containing ${username}, a directory layout in which the injected suffix resolves usefully, and a password valid for the resulting DN. The advisory body identifies 3.13.15, 4.0.20, 4.1.11, 4.2.9, and 4.3.3 as fixed, while structured metadata identifies 3.13.18, 4.0.23, 4.1.14, 4.2.9, and 4.3.3. No fixed-version assertion is certifiable until a curator resolves this conflict."}], "source": {"advisory": "GHSA-9x7r-g78c-5835", "discovery": "UNKNOWN"}}, "adp": [{"metrics": [{"other": {"type": "ssvc", "content": {"timestamp": "2026-09-25T17:50:52.557104Z", "id": "CVE-2026-67223", "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": "2026-09-25T17:51:08.133Z"}}]}}

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{"created": "2026-09-25T18:45:17.770788+00:00", "updated": "2026-09-25T18:45:17.770793+00:00", "vendors": []}