Vulnerability in Nicholas J Humfrey Ruby-Mqtt
CVE-2025-12790
A flaw was found in Rubygem MQTT. By default, the package used to not have hostname validation, resulting in possible Man-in-the-Middle (MITM) attack.
EPSS: 0.003 (26.9th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 7.4 (High). Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N.
Affected products
- Nicholas J Humfrey Ruby-mqtt — versions 0
- Red Hat Satellite 6
Weakness classification (CWE)
References
- secalert@redhat.com (x_refsource_REDHAT, vdb-entry)
- secalert@redhat.com (x_refsource_REDHAT, issue-tracking)
- secalert@redhat.com
Frequently asked questions
- What is CVE-2025-12790?
- CVE-2025-12790 is a high-severity vulnerability in Nicholas J Humfrey Ruby-Mqtt, classified under CWE-29. CVSS score: 7.4/10. Published 2025-11-06.
- How severe is CVE-2025-12790?
- High severity. CVSS v3 base score is 7.4 out of 10.