{"cve":"CVE-2022-22999","nvd":{"published":"2022-07-25T19:15:28.997","modified":"2026-06-17T04:29:19.437","status":"Modified","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.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N","score":4.8},"cwes":["CWE-79"],"references":["https://www.westerndigital.com/support/product-security/wdc-22011-my-cloud-firmware-version-5-23-114","https://www.westerndigital.com/support/product-security/wdc-22011-my-cloud-firmware-version-5-23-114"],"products":["westerndigital:my_cloud_dl2100_firmware","westerndigital:my_cloud_dl4100_firmware","westerndigital:my_cloud_ex2100_firmware","westerndigital:my_cloud_ex2_ultra_firmware","westerndigital:my_cloud_ex4100_firmware","westerndigital:my_cloud_mirror_g2_firmware","westerndigital:my_cloud_pr2100_firmware","westerndigital:my_cloud_pr4100_firmware"],"source":"nvd","synced_at":"2026-10-19T21:33:44.859608815+00:00"},"epss":{"cve":"CVE-2022-22999","score":0.00379,"percentile":0.31907,"date":"2026-11-01"},"kev":null,"osv":[],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}