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CVE-2026-66080: rabbitmq server from 4.1.0 (inclusive), before 4.1.11 (exclusive), from 4.2.0 (inclusive), before 4.2.6 (exclusive)…
CVE-2026-66080. CVSS 3.1 base score 4.9 (MEDIUM, NVD). EPSS 0.00278 (percentile 0.19001), scored 19-Oct-2026.
Affected technology
rabbitmq server · from 4.1.0 (inclusive), before 4.1.11 (exclusive)
broadcom
rabbitmq server · from 4.2.0 (inclusive), before 4.2.6 (exclusive)
broadcom
rabbitmq-server · >= 4.1.0, < 4.1.11, >= 4.2.0, < 4.2.6
rabbitmq
Component: Not specified by the source
Attack conditions (Vendor/CNA, CVSS 4.0): Network (remote) · High privileges required · No user interaction required
What an attacker can do
Vendor/CNA’s CVSS 4.0 assessment (base score 5.9/10) rates confidentiality and integrity impact as none; availability impact as high. The description does not specify what an attacker can achieve beyond these rated impacts.
- CWE
- CWE-770
- CCR priority
- 19.7 /100 (P5)
- CVSS 3.1
- 4.9 /10 · CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H · NVD
- EPSS
- 0.00278 · percentile 0.19001 · 2026-10-19
- KEV
- no
Provenance
- NVD CVE API 2.0 · Source record · observed 2026-10-20 01:44:01.123206+00:00 UTC
Stable permalink: https://cybercodered.org/item/cve-cve-2026-66080.html