{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-67237", "assignerOrgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "state": "PUBLISHED", "assignerShortName": "GitHub_M", "dateReserved": "2026-07-28T19:50:39.438Z", "datePublished": "2026-09-25T16:05:16.417Z", "dateUpdated": "2026-09-25T17:53:59.829Z"}, "containers": {"cna": {"title": "RabbitMQ: Reflected XSS via the OAuth bootstrap JS endpoint", "problemTypes": [{"descriptions": [{"cweId": "CWE-79", "lang": "en", "description": "CWE-79: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')", "type": "CWE"}]}], "metrics": [{"cvssV4_0": {"attackVector": "NETWORK", "attackComplexity": "LOW", "attackRequirements": "PRESENT", "privilegesRequired": "NONE", "userInteraction": "ACTIVE", "vulnConfidentialityImpact": "HIGH", "vulnIntegrityImpact": "HIGH", "vulnAvailabilityImpact": "HIGH", "subConfidentialityImpact": "NONE", "subIntegrityImpact": "NONE", "subAvailabilityImpact": "NONE", "baseScore": 7.5, "baseSeverity": "HIGH", "vectorString": "CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N", "version": "4.0"}}], "references": [{"name": "https://github.com/rabbitmq/rabbitmq-server/security/advisories/GHSA-2rf7-f6r6-8rwh", "tags": ["x_refsource_CONFIRM"], "url": "https://github.com/rabbitmq/rabbitmq-server/security/advisories/GHSA-2rf7-f6r6-8rwh"}, {"name": "https://github.com/rabbitmq/rabbitmq-server/commit/5cd6d841d84450324a4613501ed917d98828af23", "tags": ["x_refsource_MISC"], "url": "https://github.com/rabbitmq/rabbitmq-server/commit/5cd6d841d84450324a4613501ed917d98828af23"}, {"name": "https://github.com/rabbitmq/rabbitmq-server/commit/a8041d528c1a71af4cb75ade247ed082fe6b83fb", "tags": ["x_refsource_MISC"], "url": "https://github.com/rabbitmq/rabbitmq-server/commit/a8041d528c1a71af4cb75ade247ed082fe6b83fb"}, {"name": "https://github.com/rabbitmq/rabbitmq-server/releases/tag/v4.2.8", "tags": ["x_refsource_MISC"], "url": "https://github.com/rabbitmq/rabbitmq-server/releases/tag/v4.2.8"}, {"name": "https://github.com/rabbitmq/rabbitmq-server/releases/tag/v4.3.2", "tags": ["x_refsource_MISC"], "url": "https://github.com/rabbitmq/rabbitmq-server/releases/tag/v4.3.2"}], "affected": [{"vendor": "rabbitmq", "product": "rabbitmq-server", "versions": [{"version": ">= 4.2.0, < 4.2.8", "status": "affected"}, {"version": ">= 4.3.0, < 4.3.2", "status": "affected"}]}], "providerMetadata": {"orgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "shortName": "GitHub_M", "dateUpdated": "2026-09-25T16:05:16.417Z"}, "descriptions": [{"lang": "en", "value": "RabbitMQ is a messaging and streaming broker. From 4.2.0 until 4.2.8 and 4.3.2, set_token_auth/2 inserted a bearer token from the Authorization header or access_token cookie into OAuth bootstrap JavaScript without escaping, allowing attacker-controlled token content to execute JavaScript in the management UI origin. The endpoint is exposed before authentication only when management.oauth_enabled is true, and exploitation through the cookie path additionally requires the attacker to plant an access_token cookie on the management host. This issue is fixed in versions 4.2.8 and 4.3.2."}], "source": {"advisory": "GHSA-2rf7-f6r6-8rwh", "discovery": "UNKNOWN"}}, "adp": [{"metrics": [{"other": {"type": "ssvc", "content": {"timestamp": "2026-09-25T17:53:50.928309Z", "id": "CVE-2026-67237", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"Technical Impact": "total"}], "role": "CISA Coordinator", "version": "2.0.3"}}}], "title": "CISA ADP Vulnrichment", "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-09-25T17:53:59.829Z"}}]}}