CVE-2026-66069
RabbitMQ is a messaging and streaming broker. Prior to versions 4.1.13, 4.2.7, and 4.3.0, is_authorized/2 uses is_authorized_monitor for all methods. DELETE resets rabbit_core_metrics:reset_auth_attempt_metrics(). Impact is cosmetic (counters only, no log erasure), but inconsistent with rabbit_mgmt_wm_reset.erl which requires admin for the analogous operation. A monitoring-tagged user can reset the per-node authentication-attempt counters via DELETE /api/auth/attempts/:node, erasing evidence of brute-force activity. The sibling endpoint wm_reset requires administrator. Preconditions include Management plugin enabled monitoring tag. This issue is fixed in versions 4.1.13, 4.2.7, and 4.3.0.
Published:Sep 23, 2026
Last Modified:Oct 30, 2026
EPS:Sep 23, 2026
EPSS Score:0.00395
CVSS Score:4.3
Affected Products
Vendor
Product
Action
Vendor
Broadcom
Product
Rabbitmq Server
Broadcom
Rabbitmq Server
Vendor
Rabbitmq
Product
Rabbitmq-server
Rabbitmq
Rabbitmq-server
Vendor
Redhat
Product
Hummingbird
Redhat
Hummingbird
Exploits
No exploit reference
Common Weakness Enumeration
Common Attack Pattern Enumeration and Classification (CAPEC)
Related CVEs
Common Vulnerability Scoring System
Attack Vector
Network
Adjacent
Local
Physical
Privileges Required
None
Low
High
User Interaction
None
Required
Scope
Unchanged
Changed
Confidentiality
None
Low
High
Integrity
None
Low
High
Availability
None
Low
High
