High severity7.5NVD Advisory· Published Jul 10, 2026· Updated Jul 29, 2026
CVE-2026-57219
CVE-2026-57219
Description
RabbitMQ is a messaging and streaming broker. Prior to 3.13.15, 4.0.20, 4.1.11, and 4.2.6, the obsolete GET /api/auth endpoint can disclose the OAuth 2 client secret on RabbitMQ installations configured with management.oauth_client_secret, exposing credentials to unauthenticated callers when the management plugin and that OAuth configuration are enabled. This issue is fixed in versions 3.13.15, 4.0.20, 4.1.11, and 4.2.6.
Affected products
2- Range: <3.13.15, <4.0.20, <4.1.11, <4.2.6
- cpe:2.3:a:broadcom:rabbitmq_server:*:*:*:*:*:*:*:*Range: >=3.13.0,<4.2.6
Patches
Vulnerability mechanics
References
6- github.com/rabbitmq/rabbitmq-server/commit/98b1daf740237c85941e8addcbea6e74f4a2743cnvdPatch
- github.com/rabbitmq/rabbitmq-server/commit/aa387c4451e7b674df3e3ba89df86a99d697cc7fnvdPatch
- github.com/rabbitmq/rabbitmq-server/pull/16083nvdIssue TrackingPatch
- github.com/rabbitmq/rabbitmq-server/pull/16086nvdIssue TrackingPatch
- github.com/rabbitmq/rabbitmq-server/security/advisories/GHSA-pj24-8j6m-vq9qnvdMitigationVendor Advisory
- github.com/rabbitmq/rabbitmq-server/releases/tag/v4.2.6nvdRelease Notes
News mentions
3- ⚡ Weekly Recap: WordPress RCE, SonicWall 0-Days, AI Service Attacks, SharePoint 0-Day and MoreThe Hacker News · Jul 20, 2026
- RabbitMQ: Nine Vulnerabilities Disclosed Together, Threatening Authentication and Data IntegrityVypr Intelligence · Jul 18, 2026
- RabbitMQ Flaws Could Leak OAuth Secrets and Expose Cross-Tenant Queue MetadataThe Hacker News · Jul 14, 2026