CVE-2026-57221
CVE-2026-57221: 1 tracked advisory record across Red Hat. Compare source-reported impact, fixes and remediation.
Compare the source-linked records below. Ratings and product/version details belong to each advisory; they are not a single CVE-wide score or proof that every listed product is affected. How VulniPulse collects and checks evidence.
Vendor advisory comparison
Red Hat
1 advisory- Advisory severityMedium5.0
Medium [CVE-2026-57221] Information disclosure via authorization bypass in AMQP 0-9-1 operations
CVE-2026-57221Source published Source updated
RabbitMQ is a messaging and streaming broker. Prior to 3.13.15, 4.0.20, 4.1.11, and 4.2.6, RabbitMQ does not perform authorization checks on passive queue.declare and exchange.declare AMQP 0-9-1 operations, allowing any authenticated user who can connect to a virtual host to enumerate queue and exchange names and read queue message and consumer counts. This issue is fixed in versions 3.13.15, 4.0.20, 4.1.11, and 4.2.6. A flaw was found in RabbitMQ. Red Hat severity: Moderate — CVSS 5 (CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:N/A:N). Weakness: CWE-425. Affected Red Hat products: Red Hat Hardened Images. Red Hat lists Red Hat OpenStack Platform 16.2; Red Hat OpenStack Platform 17.1; Red Hat OpenStack Platform 18.0 as not affected. Red Hat fixing advisory: RHSA-2026:35939, RHSA-2026:35940.
- Affected products in this advisory
- Red Hat Hardened Images
- Source-reported affected versions
- < 3.13.15
- < 4.0.20
- < 4.1.11
- < 4.2.6
- Source-reported fixed versions
- 3.13.15
- 4.0.20
- 4.1.11
- 4.2.6
4 more entries in the full advisory.
- Mitigation guidance
- No mitigation guidance extracted; consult the source.
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