{"id":"CVE-2026-21555","aliases":["EUVD-2026-52220","GHSA-39c3-6p4j-vwgv"],"status":"published","title":"In modem, there is a possible improper input validation. This could lead to remote denial of...","description":"In modem, there is a possible improper input validation. This could lead to remote denial of service with no additional execution privileges needed","severity":{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-10","score":0.00706,"percentile":0.53722,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-20"],"published":"2026-08-03T07:18:31Z","modified":"2026-10-23T22:10:00Z","products":[{"vendor":"unisoc (shanghai) technologies co., ltd.","product":"udx710"}],"references":[{"url":"https://www.unisoc.com/en/support/product-security-bulletin/2084109408382668801"},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-21555"},{"url":"https://github.com/advisories/GHSA-39c3-6p4j-vwgv"}],"sources":{"cve":[{"id":"CVE-2026-21555","description":"In modem, there is a possible improper input validation. This could lead to remote denial of service with no additional execution privileges needed","status":"published","published":"2026-08-03T07:18:31Z","modified":"2026-08-03T11:25:18.161Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high","assessor":"cna"}],"cwes":["CWE-20"],"updated_at":"2026-11-02T13:41:42.05254Z"}],"euvd":[{"id":"EUVD-2026-52220","description":"In modem, there is a possible improper input validation. This could lead to remote denial of service with no additional execution privileges needed","status":"published","published":"2026-08-03T07:18:31Z","modified":"2026-08-03T11:25:18Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high"}],"updated_at":"2026-11-02T18:02:24.819631Z"}],"ghsa":[{"id":"GHSA-39c3-6p4j-vwgv","title":"In modem, there is a possible improper input validation. This could lead to remote denial of...","description":"In modem, there is a possible improper input validation. This could lead to remote denial of service with no additional execution privileges needed","status":"published","published":"2026-08-03T09:32:38Z","modified":"2026-08-03T15:32:45Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high"}],"cwes":["CWE-20"],"updated_at":"2026-11-02T15:10:02.233759Z"}],"nvd":[{"id":"CVE-2026-21555","description":"In modem, there is a possible improper input validation. This could lead to remote denial of service with no additional execution privileges needed","status":"published","published":"2026-08-03T08:17:20.257Z","modified":"2026-10-23T22:10:00.16Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high","assessor":"secondary"}],"cwes":["CWE-20"],"updated_at":"2026-11-02T14:12:34.643497Z"}]}}