CVE-2026-12218: Yealink SIP-T46U Web FastCGI Service beforewifitest StartReportInformation stack-based overflow
Yealink · SIP-T46U
Affected: Yealink SIP-T46U · Exploitation: unlikely (under 1%)
Not in CyberSIXT coverage yet: no article names this CVE. This page shows the public record.
Higher than 31% of scored CVEs
DescriptionCVE.org
A vulnerability was detected in Yealink SIP-T46U 108.87.50.1. The affected element is the function StartReportInformation of the file /api/inner/beforewifitest of the component Web FastCGI Service. The manipulation of the argument port results in stack-based buffer overflow. Access to the local network is required for this attack. The exploit is now public and may be used. The vendor was contacted early about this disclosure and is working on a patch to fix it.
Affected products1
From the CVE record. A product or version that is not listed is unknown, not unaffected.
- Yealink · SIP-T46U108.87.50.1
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CoverageNo articles yet
No CyberSIXT article names CVE-2026-12218 yet, so there is no coverage timeline, action brief or change log for it. Everything on this page comes from the public CVE record, CISA KEV, EPSS and the nuclei template index. Search the archive or see the CVEs in the news.