{"id":"CVE-2022-22999","aliases":["EUVD-2022-28110","GHSA-4h8r-hw75-4wxx"],"status":"published","title":"Cross-site Scripting Vulnerability in USB Backups App","description":"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.","severity":{"version":"3.1","score":8.2,"vector":"CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-12","score":0.00379,"percentile":0.3234,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-79"],"published":"2022-07-25T18:47:36Z","modified":"2026-06-17T04:29:19Z","products":[{"vendor":"western digital","product":"my cloud"},{"vendor":"westerndigital","product":"my_cloud_dl2100_firmware"},{"vendor":"westerndigital","product":"my_cloud_dl4100_firmware"},{"vendor":"westerndigital","product":"my_cloud_ex2100_firmware"},{"vendor":"westerndigital","product":"my_cloud_ex2_ultra_firmware"},{"vendor":"westerndigital","product":"my_cloud_ex4100_firmware"},{"vendor":"westerndigital","product":"my_cloud_mirror_g2_firmware"},{"vendor":"westerndigital","product":"my_cloud_pr2100_firmware"},{"vendor":"westerndigital","product":"my_cloud_pr4100_firmware"}],"references":[{"url":"https://www.westerndigital.com/support/product-security/wdc-22011-my-cloud-firmware-version-5-23-114","tags":["x_refsource_MISC","x_transferred","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2022-22999"},{"url":"https://github.com/advisories/GHSA-4h8r-hw75-4wxx"}],"sources":{"cve":[{"id":"CVE-2022-22999","title":"Cross-site Scripting Vulnerability in USB Backups App","description":"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.","status":"published","published":"2022-07-25T18:47:36Z","modified":"2024-08-03T03:28:42.794Z","cvss":[{"version":"3.1","score":8.2,"vector":"CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H","level":"high","assessor":"cna"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T14:34:26.645563Z"}],"euvd":[{"id":"EUVD-2022-28110","description":"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.","status":"published","published":"2022-07-25T18:47:36Z","modified":"2024-08-03T03:28:42Z","cvss":[{"version":"3.1","score":8.2,"vector":"CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H","level":"high"}],"updated_at":"2026-11-03T03:25:51.741657Z"}],"ghsa":[{"id":"GHSA-4h8r-hw75-4wxx","title":"Western Digital My Cloud devices are vulnerable to a cross side scripting vulnerability that can...","description":"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.","status":"published","published":"2022-07-26T00:00:29Z","modified":"2023-01-27T05:06:19Z","cvss":[{"version":"3.1","score":4.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N","level":"medium"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T14:42:53.481756Z"}],"nvd":[{"id":"CVE-2022-22999","description":"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.","status":"published","published":"2022-07-25T19:15:28.997Z","modified":"2026-06-17T04:29:19.437Z","cvss":[{"version":"3.1","score":8.2,"vector":"CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H","level":"high","assessor":"secondary"},{"version":"3.1","score":4.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N","level":"medium","assessor":"primary"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T14:07:24.037422Z"}]}}