{"id":"CVE-2025-66719","details":"An issue was discovered in Free5gc NRF 1.4.0. In the access-token generation logic of free5GC, the AccessTokenScopeCheck() function in file internal/sbi/processor/access_token.go bypasses all scope validation when the attacker uses a crafted targetNF value. This allows attackers to obtain an access token with any arbitrary scope.","aliases":["GHSA-q7c8-gfjh-8v4p","GO-2026-5570"],"modified":"2026-08-12T03:51:39.835027290Z","published":"2026-01-23T00:00:00Z","related":["openSUSE-SU-2026:21483-1"],"database_specific":{"cna_assigner":"mitre","osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/66xxx/CVE-2025-66719.json"},"references":[{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/66xxx/CVE-2025-66719.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2025-66719"},{"type":"REPORT","url":"https://github.com/free5gc/free5gc/issues/736"},{"type":"FIX","url":"https://github.com/free5gc/nrf/pull/73"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/free5gc/nrf","events":[{"introduced":"cc1ce6e68dd0be2448099307053b188fc7fbba14"},{"last_affected":"cc1ce6e68dd0be2448099307053b188fc7fbba14"}],"database_specific":{"cpe":"cpe:2.3:a:free5gc:nrf:1.4.0:*:*:*:*:*:*:*","extracted_events":[{"introduced":"1.4.0"},{"last_affected":"1.4.0"}],"source":"CPE_STRING"}}],"versions":["1.4.0","v1.4.0"],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2025-66719.json"}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N"}]}