Yamaha routers RT57i Rev.8.00.95 and earlier, RT58i Rev.9.01.51 and earlier, NVR500 Rev.11.00.36 and earlier, RTX810 Rev.11.01.31 and earlier, allow an administrative user to embed arbitrary scripts to the configuration data through a certain form field of the configuration page, which may be executed on another administrative user's web browser. This is a different vulnerability from CVE-2018-0666.
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