Cross-site Scripting Vulnerability in USB Backups App
Priority LOW 36CWE-79Published · Updated
Key facts
- Attack vector
- Local
- Privileges required
- High
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Cross-site scripting
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- Fixed
Attack profile from CVSS 3.1 · CNA. Fix status from CNA. Impact type from CWE-79.
Summary
Western Digital My Cloud devices are vulnerable to a cross side scripting vulnerability that can allow a malicious user with elevated privileges access to drives being backed up to construct and inject JavaScript payloads into an authenticated user's browser. As a result, it may be possible to gain control over the authenticated session, steal data, modify settings, or redirect the user to malicious websites. The scope of impact can extend to other components.
Why it matters now
EPSS 0.00379 32nd percentileScored 2026-11-07
Fix Fixed My Cloud (Western Digital): 5.23.114
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| Western Digital | My Cloud | My Cloud OS 5 to before 5.23.114 | 5.23.114 | Patch available | CNA |
- My Cloud VendorWestern Digital Affected My Cloud OS 5 to before 5.23.114 Fixed in 5.23.114 Patch available CNA
CPE configurations NVD · 16
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:o:westerndigital:my_cloud_pr2100_firmware:*:*:*:*:*:*:*:* | before 5.23.114 | Vulnerable | Westerndigital |
| cpe:2.3:h:westerndigital:my_cloud_pr2100:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Westerndigital |
| cpe:2.3:o:westerndigital:my_cloud_pr4100_firmware:*:*:*:*:*:*:*:* | before 5.23.114 | Vulnerable | Westerndigital |
| cpe:2.3:h:westerndigital:my_cloud_pr4100:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Westerndigital |
| cpe:2.3:o:westerndigital:my_cloud_ex4100_firmware:*:*:*:*:*:*:*:* | before 5.23.114 | Vulnerable | Westerndigital |
| cpe:2.3:h:westerndigital:my_cloud_ex4100:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Westerndigital |
| cpe:2.3:o:westerndigital:my_cloud_ex2_ultra_firmware:*:*:*:*:*:*:*:* | before 5.23.114 | Vulnerable | Westerndigital |
| cpe:2.3:h:westerndigital:my_cloud_ex2_ultra:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Westerndigital |
| cpe:2.3:o:westerndigital:my_cloud_mirror_g2_firmware:*:*:*:*:*:*:*:* | before 5.23.114 | Vulnerable | Westerndigital |
| cpe:2.3:h:westerndigital:my_cloud_mirror_g2:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Westerndigital |
- cpe:2.3:o:westerndigital:my_cloud_pr2100_firmware:*:*:*:*:*:*:*:* Versions before 5.23.114 Vulnerable ·Westerndigital
- cpe:2.3:h:westerndigital:my_cloud_pr2100:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Westerndigital
- cpe:2.3:o:westerndigital:my_cloud_pr4100_firmware:*:*:*:*:*:*:*:* Versions before 5.23.114 Vulnerable ·Westerndigital
- cpe:2.3:h:westerndigital:my_cloud_pr4100:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Westerndigital
- cpe:2.3:o:westerndigital:my_cloud_ex4100_firmware:*:*:*:*:*:*:*:* Versions before 5.23.114 Vulnerable ·Westerndigital
- cpe:2.3:h:westerndigital:my_cloud_ex4100:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Westerndigital
- cpe:2.3:o:westerndigital:my_cloud_ex2_ultra_firmware:*:*:*:*:*:*:*:* Versions before 5.23.114 Vulnerable ·Westerndigital
- cpe:2.3:h:westerndigital:my_cloud_ex2_ultra:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Westerndigital
- cpe:2.3:o:westerndigital:my_cloud_mirror_g2_firmware:*:*:*:*:*:*:*:* Versions before 5.23.114 Vulnerable ·Westerndigital
- cpe:2.3:h:westerndigital:my_cloud_mirror_g2:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Westerndigital
Show 6 more CPE
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:o:westerndigital:my_cloud_dl2100_firmware:*:*:*:*:*:*:*:* | before 5.23.114 | Vulnerable | Westerndigital |
| cpe:2.3:h:westerndigital:my_cloud_dl2100:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Westerndigital |
| cpe:2.3:o:westerndigital:my_cloud_dl4100_firmware:*:*:*:*:*:*:*:* | before 5.23.114 | Vulnerable | Westerndigital |
| cpe:2.3:h:westerndigital:my_cloud_dl4100:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Westerndigital |
| cpe:2.3:o:westerndigital:my_cloud_ex2100_firmware:*:*:*:*:*:*:*:* | before 5.23.114 | Vulnerable | Westerndigital |
| cpe:2.3:h:westerndigital:my_cloud_ex2100:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Westerndigital |
- cpe:2.3:o:westerndigital:my_cloud_dl2100_firmware:*:*:*:*:*:*:*:* Versions before 5.23.114 Vulnerable ·Westerndigital
- cpe:2.3:h:westerndigital:my_cloud_dl2100:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Westerndigital
- cpe:2.3:o:westerndigital:my_cloud_dl4100_firmware:*:*:*:*:*:*:*:* Versions before 5.23.114 Vulnerable ·Westerndigital
- cpe:2.3:h:westerndigital:my_cloud_dl4100:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Westerndigital
- cpe:2.3:o:westerndigital:my_cloud_ex2100_firmware:*:*:*:*:*:*:*:* Versions before 5.23.114 Vulnerable ·Westerndigital
- cpe:2.3:h:westerndigital:my_cloud_ex2100:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Westerndigital
Remediation
- Fix · CNA My Cloud (Western Digital) Fixed in 5.23.114
Fixed in the same release
Records fixed by the same vendor advisory or release, as the CNA lists them.
- Release ·
Western Digital My Cloud 5.23.114
2 records Highest priority Priority LOW 2 LOW
Other records, highest priority first
- TI-2022-07175 Weak Default SSL use in Port Forwarding ServicePriority LOW 33
Timeline
- 2026-10-02 Threatist record created from CVE-2022-22999
- 2026-10-03 Alias added: GHSA-4h8r-hw75-4wxx
References
More Western Digital vulnerabilities
- TI-2016-08187 Unauthenticated Remote Command injection as root occurs in the Western Digital MyCloud… CVSS 3.0CRITICAL 9.8
- TI-2018-12259 It was discovered that the Western Digital My Cloud device before 2.30.196 is affected by… CVSS 3.0CRITICAL 9.8
- TI-2022-12204 Western Digital My Cloud OS 5 arbitrary file read and write vulnerability via ftp CVSS 3.1CRITICAL 9.8
- TI-2016-08186 Unauthenticated Remote Command injection as root occurs in the Western Digital MyCloud… CVSS 3.0CRITICAL 9.8
- TI-2018-01067 Memory corruption in Western Digital TV Media Player CVSS 3.0CRITICAL 9.8
- TI-2022-12202 Command Injection Vulnerability in Western Digital My Cloud devices CVSS 3.1CRITICAL 9.8
Sources
- CVE-2022-22999 · CVE Program
- CVE-2022-22999 · NVD
- FIRST EPSS
- GHSA-4h8r-hw75-4wxx · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences