CVE-2019-9951

Western Digital My Cloud, My Cloud Mirror Gen2, My Cloud EX2 Ultra, My Cloud EX2100, My Cloud EX4100, My Cloud DL2100, My Cloud DL4100, My Cloud PR2100 and My Cloud PR4100 firmware before 2.31.174 is affected by an unauthenticated file upload vulnerability. The page web/jquery/uploader/uploadify.php can be accessed without any credentials, and allows uploading arbitrary files to any location on the attached storage.

• CWE-434

• https://bnbdr.github.io/posts/wd/
• https://community.wd.com/t/new-release-my-cloud-firmware-versions-2-31-174-3-26-19/235932Release Notes, Third Party Advisory
• https://github.com/bnbdr/wd-rce/
• https://support.wdc.com/downloads.aspx?g=2702&lang=enThird Party Advisory
• https://bnbdr.github.io/posts/wd/
• https://community.wd.com/t/new-release-my-cloud-firmware-versions-2-31-174-3-26-19/235932Release Notes, Third Party Advisory
• https://github.com/bnbdr/wd-rce/
• https://support.wdc.com/downloads.aspx?g=2702&lang=enThird Party Advisory

Published

Apr 24, 2019

Last Modified

Jun 17, 2026

Status

Modified

• How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
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