Vulnerabilities CVE-2026-57219

CVE-2026-57219

High

Open

TLP:CLEAR

RabbitMQ: Unauthenticated disclosure of OAuth client credentials via an HTTP API endpoint with certain less common OAuth 2 configurations

NVD CVE.org

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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.

Details

CVSS Score: 8.7
EPSS Score ⓘ: 0.78%

52.6th percentile
CVSS Vector: CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:A/VC:H/VI:H/VA:N/SC:H/SI:H/SA:N
Confidence: 90%
Published: Jul 10, 2026
Last Modified: Jul 14, 2026

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