Yealink SIP-T46U

• CVE-2026-12223 Medium 5.5 Yealink SIP-T46U Web FastCGI Service tftpuploadiperf mod_webd.TFTPUploadIperf command injection 1.2%
• CVE-2026-12222 High 8.0 Yealink SIP-T46U Web FastCGI Service bttest mod_webd.BlueToothTest stack-based overflow 0.4%
• CVE-2026-12221 High 8.0 Yealink SIP-T46U Firmware Chunk Upload upgrade sprintf stack-based overflow 0.4%
• CVE-2026-12220 High 8.0 Yealink SIP-T46U Firmware Chunk Upload handler accupgradebychunk mod_upgrade.SparePartsUpload stack-based overflow 0.4%
• CVE-2026-12219 Medium 6.3 Yealink SIP-T46U Web FastCGI Service start mod_diagnose.CommandShellByType command injection 1.1%
• CVE-2026-12218 High 8.0 Yealink SIP-T46U Web FastCGI Service beforewifitest StartReportInformation stack-based overflow 0.4%