CVE-2025-12790
- Source
- https://cve.org/CVERecord?id=CVE-2025-12790
- Import Source
- https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2025-12790.json
- JSON Data
- https://api.osv.dev/v1/vulns/CVE-2025-12790
- Aliases
- Published
- 2025-11-06T21:07:34Z
- Modified
- 2026-10-24T02:30:17Z
- Severity
-
- 7.4 (High) CVSS_V3 - CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N CVSS Calculator
- Summary
- Rubygem-mqtt: rubygem-mqtt hostname validation
- Details
-
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.
- Database specific
{ "cna_assigner": "redhat", "cwe_ids": [ "CWE-29" ], "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/12xxx/CVE-2025-12790.json" }- References
-
- https://access.redhat.com/downloads/content/package-browser/
- https://github.com/njh/ruby-mqtt/blob/main/NEWS.md#ruby-mqtt-version-070-2025-10-29
- https://access.redhat.com/security/cve/CVE-2025-12790
- https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/12xxx/CVE-2025-12790.json
- https://nvd.nist.gov/vuln/detail/CVE-2025-12790
- https://bugzilla.redhat.com/show_bug.cgi?id=2413004
- https://github.com/njh/ruby-mqtt
Affected packages
Git / github.com/njh/ruby-mqtt
Affected ranges
- Type
- GIT
- Repo
- https://github.com/njh/ruby-mqtt
- Events
-
Introduced0 Unknown introduced commit / All previous commits are affectedFixed
- Database specific
-
Show details
{ "extracted_events": [ { "range": [ { "introduced": "0" }, { "fixed": "0.7.0" } ], "source": "AFFECTED_FIELD", "strategy": "StandardRange" } ] }