YouTransfer has an issue in the sendmail transport integration that allows arbitrary code execution

CRITICAL 9.8CVE-2026-50880 · GHSA-68mc-h6h8-79wj · Published 15/06/2026 · updated 17/06/2026

Package	Affected versions	Patched versions
youtransfer npm	`≤ 1.0.6`	No fix yet

Description

An issue in the sendmail transport integration component of YouTransfer v1.0.6 allows attackers to execute arbitrary code via supplying a crafted request.

NVD description

An issue in the sendmail transport integration component of YouTransfer v1.0.6 allows attackers to execute arbitrary code via supplying a crafted request.

References

nvd.nist.gov/vuln/detail/CVE-2026-50880 · ADVISORY
gist.github.com/pyuysig/4013f4f10f74b3fded7ddf41b6d36ae5 · WEB
YouTransfer/YouTransfer · PACKAGE

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