{"id":"CVE-2026-21548","title":"In nr modem, there is a possible improper input validation","summary":"In nr modem, there is a possible improper input validation. This could lead to remote denial of service with System execution privileges needed.","severity":"high","cvss":7.5,"cvssVector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","cwe":["CWE-20"],"published":"2026-08-03","updated":"2026-08-28","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-21548","references":[{"url":"https://www.unisoc.com/en/support/product-security-bulletin/2084109408382668801","label":"security@unisoc.com"}],"tags":["nvd"],"epss":0.00403,"epssPercentile":0.34419,"ingestedAt":"2026-08-29T16:39:12.971Z","slug":"CVE-2026-21548","body":"## Overview\n\nIn nr modem, there is a possible improper input validation. This could lead to remote denial of service with System execution privileges needed.\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"twilight","depthScore":41,"depthScoreParts":{"impact":41.3,"likelihood":0.1,"exploitation":0,"ransomware":0},"changes":[]}