No exploitation reportedFix available

CVE-2022-29844

Q: Is CVE-2022-29844 actively exploited?

Active exploitation of CVE-2022-29844 has not been confirmed. Its EPSS score was 36.4% on 2026-10-22, the estimated probability of exploitation in the next 30 days.

Q: What is the CVSS score for CVE-2022-29844?

CVE-2022-29844 has a CVSS v3 base score of 9.8 (CRITICAL severity), with vector string CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

No exploitation reported by the sources we read.

Published2023-01-26
Fixed in5.26.119
WeaknessCWE-22 · CWE-23

Am I affected?

With a domain, we read the version its public headers and pages expose. A distribution build can carry the fix under an older number.

Description

A vulnerability in the FTP service of Western Digital My Cloud OS 5 devices running firmware versions prior to 5.26.119 allows an attacker to read and write arbitrary files. This could lead to a full NAS compromise and would give remote execution capabilities to the attacker.

Timeline

dates in UTC

2023-01-2621:15CVE publishedNVD
2026-10-2319:23EPSS crossed 10 %FIRST EPSS

Observed activity

isMalicious corpus · updated 2026-10-23 21:37 UTC

Indicators tagged with this CVE, per day0 indicators over 7 days

Block these indicators

Firewall list (EDL, text): https://api.ismalicious.com/edl/cve/CVE-2022-29844?format=txt
CSV export: https://api.ismalicious.com/edl/cve/CVE-2022-29844?format=csv
TAXII collection of exploited CVEs
The EDL and CSV take an API key on the Pro plan.

Versions per branch

NVD

Westerndigital my cloud dl2100 firmwareversion to verify

Branch	Affected	Fixed in	Source
5.26	< 5.26.119	5.26.119	NVD

Westerndigital my cloud dl4100 firmwareversion to verify

Branch	Affected	Fixed in	Source
5.26	< 5.26.119	5.26.119	NVD

Westerndigital my cloud ex2 ultra firmwareversion to verify

Branch	Affected	Fixed in	Source
5.26	< 5.26.119	5.26.119	NVD

5 more products in the sources.

as publishedRanges as NVD and OSV publish them; a distribution’s build can be fixed under an older number.

Fix

Update Westerndigital my cloud dl2100 firmware to 5.26.119

Advisories and patches

www.westerndigital.comVendor Advisory

Detection

Nuclei template: none so far
Exploit-DB: no entry
Proof-of-concept repositories: none listed

Sources

CISA-ADPSSVC decisionnone2025-04-04
OpenCVESSVC decisionnone—
CNACVSS 3.16.7read 2026-10-23
NVDCVSS 3.19.8read 2026-10-23
CNAweakness (CWE)CWE-23read 2026-10-23
NVDweakness (CWE)CWE-22read 2026-10-23
FIRST EPSSEPSS score36.4 %read 2026-10-23

Technical details

CVSS v3 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Published: 2023-01-26
Last Modified: 2026-06-17
NVD status: Modified

Frequently asked questions

What is CVE-2022-29844?

Is CVE-2022-29844 actively exploited?

Active exploitation of CVE-2022-29844 has not been confirmed. Its EPSS score was 36.4% on 2026-10-22, the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2022-29844?

CVE-2022-29844 has a CVSS v3 base score of 9.8 (CRITICAL severity), with vector string CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

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