CVE-2026-53551 | free5GC up to 1.4.4 AUSF net/url.Parse supiOrSuci input validation

A vulnerability marked as critical has been reported in free5GC up to 1.4.4. Impacted is the function net/url.Parse of the component AUSF. Performing a manipulation of the argument supiOrSuci results in improper input validation.

This vulnerability is reported as CVE-2026-53551. The attack is possible to be carried out remotely. No exploit exists.

It is suggested to upgrade the affected component.