{"id":"CVE-2021-22478","aliases":["EUVD-2021-9624","GHSA-755m-qxfv-m3wr"],"status":"published","title":"The interface of a certain HarmonyOS module has a UAF vulnerability. Successful exploitation of...","description":"The interface of a certain HarmonyOS module has a UAF vulnerability. Successful exploitation of this vulnerability may lead to information leakage.","severity":{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-11","score":0.00166,"percentile":0.05978,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-416"],"published":"2022-02-25T18:10:58Z","modified":"2026-06-17T03:37:17Z","products":[{"vendor":"huawei","product":"harmonyos"}],"references":[{"url":"https://device.harmonyos.com/en/docs/security/update/security-bulletins-202109-0000001196270727","tags":["x_refsource_MISC","x_transferred","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-22478"},{"url":"https://github.com/advisories/GHSA-755m-qxfv-m3wr"}],"sources":{"cve":[{"id":"CVE-2021-22478","description":"The interface of a certain HarmonyOS module has a UAF vulnerability. Successful exploitation of this vulnerability may lead to information leakage.","status":"published","published":"2022-02-25T18:10:58Z","modified":"2024-08-03T18:44:14.004Z","updated_at":"2026-11-02T14:32:57.701381Z"}],"euvd":[{"id":"EUVD-2021-9624","description":"The interface of a certain HarmonyOS module has a UAF vulnerability. Successful exploitation of this vulnerability may lead to information leakage.","status":"published","published":"2022-02-25T18:10:58Z","modified":"2024-08-03T18:44:14Z","updated_at":"2026-11-03T03:25:02.042856Z"}],"ghsa":[{"id":"GHSA-755m-qxfv-m3wr","title":"The interface of a certain HarmonyOS module has a UAF vulnerability. Successful exploitation of...","description":"The interface of a certain HarmonyOS module has a UAF vulnerability. Successful exploitation of this vulnerability may lead to information leakage.","status":"published","published":"2022-02-26T00:00:40Z","modified":"2023-02-03T05:06:24Z","cwes":["CWE-416"],"updated_at":"2026-11-02T14:53:53.812094Z"}],"nvd":[{"id":"CVE-2021-22478","description":"The interface of a certain HarmonyOS module has a UAF vulnerability. Successful exploitation of this vulnerability may lead to information leakage.","status":"published","published":"2022-02-25T19:15:10.91Z","modified":"2026-06-17T03:37:17.657Z","cvss":[{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N","level":"medium","assessor":"primary"},{"version":"2.0","score":2.1,"vector":"AV:L/AC:L/Au:N/C:P/I:N/A:N","level":"low","assessor":"primary"}],"cwes":["CWE-416"],"updated_at":"2026-11-02T14:07:05.198719Z"}]}}