{"id":"CVE-2021-30862","aliases":["EUVD-2021-17779"],"status":"published","description":"A validation issue was addressed with improved input sanitization. This issue is fixed in iTunes U 3.8.3. Processing a maliciously crafted URL may lead to arbitrary javascript code execution.","severity":{"version":"3.1","score":6.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-10","score":0.01797,"percentile":0.78627,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":true,"fix_available":false},"cwes":["CWE-20"],"published":"2021-08-24T18:49:27Z","modified":"2026-06-17T03:51:02Z","exploits":[{"source":"pocgithub","id":"3h6-1/CVE-2021-30862","title":"3h6-1/CVE-2021-30862","date":"2025-02-05","url":"https://github.com/3h6-1/CVE-2021-30862"}],"products":[{"vendor":"apple","product":"itunes u"},{"vendor":"apple","product":"itunes_u"}],"references":[{"url":"https://support.apple.com/en-us/HT212809","tags":["x_refsource_MISC","x_transferred"]}],"sources":{"cve":[{"id":"CVE-2021-30862","description":"A validation issue was addressed with improved input sanitization. This issue is fixed in iTunes U 3.8.3. Processing a maliciously crafted URL may lead to arbitrary javascript code execution.","status":"published","published":"2021-08-24T18:49:27Z","modified":"2024-08-03T22:48:13.32Z","updated_at":"2026-11-02T14:33:01.852999Z"}],"euvd":[{"id":"EUVD-2021-17779","description":"A validation issue was addressed with improved input sanitization. This issue is fixed in iTunes U 3.8.3. Processing a maliciously crafted URL may lead to arbitrary javascript code execution.","status":"published","published":"2021-08-24T18:49:27Z","modified":"2024-08-03T22:48:13Z","updated_at":"2026-11-03T03:24:40.575187Z"}],"nvd":[{"id":"CVE-2021-30862","description":"A validation issue was addressed with improved input sanitization. This issue is fixed in iTunes U 3.8.3. Processing a maliciously crafted URL may lead to arbitrary javascript code execution.","status":"published","published":"2021-08-24T19:15:14.52Z","modified":"2026-06-17T03:51:02.3Z","cvss":[{"version":"3.1","score":6.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N","level":"medium","assessor":"primary"},{"version":"2.0","score":4.3,"vector":"AV:N/AC:M/Au:N/C:N/I:P/A:N","level":"medium","assessor":"primary"}],"cwes":["CWE-20"],"updated_at":"2026-11-02T14:06:57.318236Z"}]}}