CVE-2023-22814

CRITICALNVD 10.010.0—

10.0

An authentication bypass issue via spoofing was discovered in the token-based authentication mechanism that could allow an attacker to carry out an impersonation attack.

This issue affects My Cloud OS 5 devices: before 5.26.202.

CVSS v3: 10.0
EG Score: 10.0(medium)
EPSS: 24.8%
KEV: Not listed

Published

July 1, 2023

Last Modified

November 21, 2024

Advisory Details (1)

Auto-updated May 24, 2026

No patch confirmed yet.

generic

WDC-23006 My Cloud Firmware Version 5.26.202 | WD

https://www.westerndigital.com/support/product-security/wdc-23006-my-cloud-firmware-version-5-26-202

Weakness Classification(1)

MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.

CWE-290Authentication Bypass by Spoofing

Data Freshness Timeline

(refreshed 14× in last 7d / 20× in last 30d)

Every time one of our enrichment pipelines (NVD, MITRE cvelistV5, EPSS, CISA KEV, GHSA, OSV, vendor advisories) ran against this CVE. Most recent first.

2026-06-02 20:12 UTCepss_batch
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2026-05-26 07:18 UTCepss_batch
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Frequently asked(5)

What is CVE-2023-22814?

CVE-2023-22814 is a critical vulnerability published on July 1, 2023. An authentication bypass issue via spoofing was discovered in the token-based authentication mechanism that could allow an attacker to carry out an impersonation attack. This issue affects My Cloud OS 5 devices: before 5.26.202.

When was CVE-2023-22814 disclosed?

CVE-2023-22814 was first published in the National Vulnerability Database on July 1, 2023, with the most recent update on November 21, 2024. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.

Is CVE-2023-22814 actively exploited?

CVE-2023-22814 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 24.8% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

What is the CVSS score of CVE-2023-22814?

CVE-2023-22814 has a CVSS v3 base score of 10.0 (NVD).

How do I remediate CVE-2023-22814?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2023-22814, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

Dependency Blast Radius

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CVE-2023-22814

📅 Published

🔄 Last Modified

📋 Advisory Details (1)

WDC-23006 My Cloud Firmware Version 5.26.202 | WD

Weakness Classification(1)

Data Freshness Timeline

❓ Frequently asked(5)

Dependency Blast Radius

Is Your Infrastructure Affected by CVE-2023-22814?

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Frequently asked(5)

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