Is github.com/free5gc/nrf affected by CVE-2025-66719?

Go github.com/free5gc/nrf is affected in <1.4.1.

Is CVE-2025-66719 being exploited?

Not on the CISA KEV list. EPSS exploit probability is 0.3%.

critical

CVE-2025-66719

Q: Is CVE-2025-66719 being exploited?

Not on the CISA KEV list. EPSS exploit probability is 0.3%.

Go · github.com/free5gc/nrf

Summary

Free5gc NRF is vulnerable to scope validation bypass via maliciously crafted targetNF value

Severity: critical
EPSS: 0.3% (p22)
Also known as: GHSA-q7c8-gfjh-8v4p
Published: 2026-01-23

References

https://nvd.nist.gov/vuln/detail/CVE-2025-66719
https://github.com/free5gc/free5gc/issues/733
https://github.com/free5gc/free5gc/issues/736

Related advisories

CVE-2026-44325 — high · Go/github.com/free5gc/nrf
CVE-2026-33062 — medium · Go/github.com/free5gc/nrf

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Sources: CISA KEV (public domain), OSV.dev & GitHub Advisory Database (CC-BY-4.0), FIRST EPSS, NVD/CWE (public domain). Served live from the Stateward advisory database.