Rubygem-mqtt: rubygem-mqtt hostname validation_CVE-2025-12790

7.4 / 10

HIGH

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N

Description

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.

Basic Information

ID CVE-2025-12790

Source redhat

Published Nov 6, 2025 at 21:07

Modified Nov 6, 2025 at 21:30

Affected Product

Vendor Red Hat

Product Red Hat Satellite 6

CWE Classification

CWE-29

References

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    "lastseen": "",
    "description": "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.",
    "published": "2025-11-06T21:07:34.970Z",
    "modified": "2025-11-06T21:30:09.639Z",
    "type": "cve",
    "title": "Rubygem-mqtt: rubygem-mqtt hostname validation",
    "source": "redhat",
    "references": "https://access.redhat.com/security/cve/CVE-2025-12790\nhttps://bugzilla.redhat.com/show_bug.cgi?id=2413004\nhttps://github.com/njh/ruby-mqtt/blob/main/NEWS.md#ruby-mqtt-version-070-2025-10-29",
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        "version": "3.1"
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