Bug 2413004 (CVE-2025-12790) - CVE-2025-12790 rubygem-mqtt: rubygem-mqtt hostname validation
Summary: CVE-2025-12790 rubygem-mqtt: rubygem-mqtt hostname validation
Keywords:
Status: NEW
Alias: CVE-2025-12790
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
high
high
Target Milestone: ---
Assignee: Product Security DevOps Team
QA Contact:
URL:
Whiteboard:
Depends On:
Blocks:
TreeView+ depends on / blocked
 
Reported: 2025-11-06 03:33 UTC by OSIDB Bzimport
Modified: 2025-11-06 03:38 UTC (History)
11 users (show)

Fixed In Version:
Clone Of:
Environment:
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Description OSIDB Bzimport 2025-11-06 03:33:32 UTC 
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.
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