{"schema_version":1,"title":"free5GC NRF vulnerabilities","summary":"Junglewise Threat Intelligence has tracked 3 vulnerabilities in free5GC NRF: 0 in the last 7 days and 1 in the last 90 days, 2 of them critical and 0 exploited in the wild. The most recent, CVE-2026-55068, was published on 28 August 2026.","url":"https://junglewise.ai/threats/technologies/nrf","json_url":"https://junglewise.ai/threats/technologies/nrf.json","publisher":"Junglewise Threat Intelligence","license":"CC-BY-4.0","license_url":"https://creativecommons.org/licenses/by/4.0/","attribution":"Junglewise Threat Intelligence, https://junglewise.ai/threats/technologies/nrf","sources":"NVD, GitHub Security Advisories, OSV, the CISA Known Exploited Vulnerabilities catalog, FIRST EPSS and vendor advisories","kind":"technology","counts":{"high":1,"all_time":3,"critical":2,"exploited":0,"last_7_days":0,"last_30_days":1,"last_90_days":1,"last_365_days":3},"latest":[{"cve":"CVE-2026-55068","cvss":4,"epss":0.0059,"slug":"cve-2026-55068-free5gc-nrf-input-validation-bypass-in-nf-profile-registration","title":"free5GC is an open-source implementation of the 5G core network. In 4.2.2 and earlier, the NRF RegisterNFInstance handler at PUT /nnrf-nfm/v","severity":"critical","exploited":false,"published_at":"2026-08-28T20:18:24.183+00:00","url":"https://junglewise.ai/threats/cve-2026-55068-free5gc-nrf-input-validation-bypass-in-nf-profile-registration"},{"cve":"CVE-2026-44325","cvss":7.5,"epss":0.0066,"slug":"cve-2026-44325-free5gc-nrf-type-confusion-in-oauth2-token-endpoint","title":"free5GC NRF type confusion in OAuth2 token endpoint","severity":"high","exploited":false,"published_at":"2026-05-27T17:16:37.91+00:00","url":"https://junglewise.ai/threats/cve-2026-44325-free5gc-nrf-type-confusion-in-oauth2-token-endpoint"},{"cve":"CVE-2025-66719","cvss":9.1,"epss":0.0035,"slug":"cve-2025-66719-free5gc-nrf-scope-validation-bypass-in-access-token-generation","title":"Free5gc NRF scope validation bypass in access-token generation","severity":"critical","exploited":false,"published_at":"2026-01-23T18:31:28+00:00","url":"https://junglewise.ai/threats/cve-2025-66719-free5gc-nrf-scope-validation-bypass-in-access-token-generation"}],"weekly":[{"week":"2026-06-29","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-07-06","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-07-13","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-07-20","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-07-27","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-08-03","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-08-10","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-08-17","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-08-24","critical":1,"exploited":0,"vulnerabilities":1},{"week":"2026-08-31","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-09-07","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-09-14","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-09-21","critical":0,"exploited":0,"vulnerabilities":0}],"related":[{"name":"free5GC","slug":"free5gc","vulnerabilities":22,"url":"https://junglewise.ai/threats/technologies/free5gc"},{"name":"free5GC Nef","slug":"nef","vulnerabilities":7,"url":"https://junglewise.ai/threats/technologies/nef"},{"name":"free5GC Udr","slug":"udr","vulnerabilities":6,"url":"https://junglewise.ai/threats/technologies/udr"},{"name":"free5GC Pcf","slug":"pcf","vulnerabilities":3,"url":"https://junglewise.ai/threats/technologies/pcf"},{"name":"free5GC SMF","slug":"smf","vulnerabilities":3,"url":"https://junglewise.ai/threats/technologies/smf"},{"name":"free5GC Udm","slug":"udm","vulnerabilities":3,"url":"https://junglewise.ai/threats/technologies/udm"}],"technology":{"hub":true,"name":"free5GC NRF","slug":"nrf","vendor":{"name":"free5GC","slug":"free5gc","url":"https://junglewise.ai/threats/vendors/free5gc"},"aliases":[],"category":"library","url":"https://junglewise.ai/threats/technologies/nrf"},"most_severe":[{"cve":"CVE-2025-66719","cvss":9.1,"epss":0.0035,"slug":"cve-2025-66719-free5gc-nrf-scope-validation-bypass-in-access-token-generation","title":"Free5gc NRF scope validation bypass in access-token generation","severity":"critical","exploited":false,"published_at":"2026-01-23T18:31:28+00:00","url":"https://junglewise.ai/threats/cve-2025-66719-free5gc-nrf-scope-validation-bypass-in-access-token-generation"},{"cve":"CVE-2026-55068","cvss":4,"epss":0.0059,"slug":"cve-2026-55068-free5gc-nrf-input-validation-bypass-in-nf-profile-registration","title":"free5GC is an open-source implementation of the 5G core network. In 4.2.2 and earlier, the NRF RegisterNFInstance handler at PUT /nnrf-nfm/v","severity":"critical","exploited":false,"published_at":"2026-08-28T20:18:24.183+00:00","url":"https://junglewise.ai/threats/cve-2026-55068-free5gc-nrf-input-validation-bypass-in-nf-profile-registration"},{"cve":"CVE-2026-44325","cvss":7.5,"epss":0.0066,"slug":"cve-2026-44325-free5gc-nrf-type-confusion-in-oauth2-token-endpoint","title":"free5GC NRF type confusion in OAuth2 token endpoint","severity":"high","exploited":false,"published_at":"2026-05-27T17:16:37.91+00:00","url":"https://junglewise.ai/threats/cve-2026-44325-free5gc-nrf-type-confusion-in-oauth2-token-endpoint"}],"generated_at":"2026-09-27T03:07:00.185062+00:00"}