How severe is CVE-2022-29840?

CVE-2022-29840 has a CVSS 3.x base score of 5.1, rated medium severity. It is exploitable over local access with high attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity high, and availability none.

Is CVE-2022-29840 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (4th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2022-29840?

CVE-2022-29840 affects Westerndigital My Cloud Os. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2022-29840?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2022-29840 published?

CVE-2022-29840 was published on 2023-05-10 and last updated on 2026-06-17.

CVE-2022-29840

CVE-2022-29840 is a medium-severity vulnerability in Westerndigital My Cloud Os with a CVSS 3.x base score of 5.1. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-918.

Key facts

Severity: Medium (CVSS 3.x base score 5.1)
EPSS exploit prediction: 0% (4th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-918
Affected product: Westerndigital My Cloud Os
Published: 2023-05-10
Last modified: 2026-06-17

Description

Server-Side Request Forgery (SSRF) vulnerability that could allow a rogue server on the local network to modify its URL to point back to the loopback adapter was addressed in Western Digital My Cloud OS 5 devices. This could allow the URL to exploit other vulnerabilities on the local server.This issue affects My Cloud OS 5 devices before 5.26.202.

Frequently asked questions

What is CVE-2022-29840?: Server-Side Request Forgery (SSRF) vulnerability that could allow a rogue server on the local network to modify its URL to point back to the loopback adapter was addressed in Western Digital My Cloud OS 5 devices. This could allow the URL to exploit other vulnerabilities on the local server.This issue affects My Cloud OS 5 devices before 5.26.202.
How severe is CVE-2022-29840?: CVE-2022-29840 has a CVSS 3.x base score of 5.1, rated medium severity. It is exploitable over local access with high attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity high, and availability none.
Is CVE-2022-29840 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (4th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2022-29840?: CVE-2022-29840 affects Westerndigital My Cloud Os. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2022-29840?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2022-29840 published?: CVE-2022-29840 was published on 2023-05-10 and last updated on 2026-06-17.

References

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

Affected products (1)

cpe:2.3:o:westerndigital:my_cloud_os:*:*:*:*:*:*:*:*

More vulnerabilities in Westerndigital My Cloud Os

CVE-2023-22814 — Critical (CVSS 10.0): An authentication bypass issue via spoofing was discovered in the token-based authentication mechanism that could allow…
CVE-2022-29842 — Critical (CVSS 9.8): Improper Neutralization of Special Elements used in a Command ('Command Injection') vulnerability that could allow an…
CVE-2021-36226 — Critical (CVSS 9.8): Western Digital My Cloud devices before OS5 do not use cryptographically signed Firmware upgrade files.
CVE-2021-36224 — Critical (CVSS 9.8): Western Digital My Cloud devices before OS5 have a nobody account with a blank password.
CVE-2022-22989 — Critical (CVSS 9.8): My Cloud OS 5 was vulnerable to a pre-authenticated stack overflow vulnerability on the FTP service that could be…
CVE-2021-36225 — High (CVSS 8.8): Western Digital My Cloud devices before OS5 allow REST API access by low-privileged accounts, as demonstrated by API…

All CVEs affecting Westerndigital My Cloud Os →

Other CWE-918 (Server-Side Request Forgery (SSRF)) vulnerabilities

CVE-2026-69502 — Critical (CVSS 10.0): Server-side request forgery (ssrf) in Azure SQL Database allows an unauthorized attacker to elevate privileges over a…
CVE-2026-65801 — Critical (CVSS 10.0): Server-side request forgery (ssrf) in Microsoft Exchange Online allows an unauthorized attacker to elevate privileges…
CVE-2026-48331 — Critical (CVSS 10.0): Adobe Campaign Classic (ACC) is affected by a Server-Side Request Forgery (SSRF) vulnerability that could result in…
CVE-2026-54735 — Critical (CVSS 10.0): Prebid Server is an open-source solution for running real-time advertising auctions in the cloud. Prior to version…
CVE-2026-57106 — Critical (CVSS 10.0): Server-side request forgery (ssrf) in Data Quality allows an unauthorized attacker to elevate privileges over a network.
CVE-2026-15409 — Critical (CVSS 10.0): A Server-side request forgery (SSRF) vulnerability has been identified in the SMA1000 Appliance Work Place interface. A…

Browse all CWE-918 (Server-Side Request Forgery (SSRF)) vulnerabilities →