CVE-2022-22990

A limited authentication bypass vulnerability was discovered that could allow an attacker to achieve remote code execution and escalate privileges on the My Cloud devices. Addressed this vulnerability by changing access token validation logic and rewriting rule logic on PHP scripts.

• CWE-287
• CWE-697

• https://www.westerndigital.com/support/product-security/wdc-22002-my-cloud-os5-firmware-5-19-117Vendor Advisory
• https://www.zerodayinitiative.com/advisories/ZDI-22-076/Third Party Advisory, VDB Entry
• https://www.zerodayinitiative.com/advisories/ZDI-22-347/Third Party Advisory, VDB Entry
• https://www.westerndigital.com/support/product-security/wdc-22002-my-cloud-os5-firmware-5-19-117Vendor Advisory
• https://www.zerodayinitiative.com/advisories/ZDI-22-076/Third Party Advisory, VDB Entry
• https://www.zerodayinitiative.com/advisories/ZDI-22-347/Third Party Advisory, VDB Entry

Published

Jan 13, 2022

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.
• Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
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