CVE-2026-27850

HIGH

7.5

Description

Due to an improperly configured firewall rule, the router will accept any connection on the WAN port with the source port 5222, exposing all services which are normally only accessible through the local network. This issue affects MR9600: 1.0.4.205530; MX4200: 1.0.13.210200.

CVE Details

CVSS v3.1 Score7.5

SeverityHIGH

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

Attack VectorNETWORK

ComplexityLOW

Privileges RequiredNONE

User InteractionNONE

Published2/25/2026

Last Modified2/27/2026

Sourcenvd

Honeypot Sightings0

References

https://www.syss.de/fileadmin/dokumente/Publikationen/Advisories/SYSS-2025-014.txt(a6d3dc9e-0591-4a13-bce7-0f5b31ff6158)

IOC Correlations

No correlations recorded

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