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CVE-2026-12218

Yealink SIP-T46U Web FastCGI Service beforewifitest StartReportInformation stack-based overflow PUBLISHED

Description (CNA)

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 (CNA)

Vendor / productVersions
Yealink / SIP-T46Uaffected 108.87.50.1

CWE

CWE-121, CWE-119

References

ADP enrichment

CISA-ADP

No English description supplied.

No references supplied.