A vulnerability categorized as problematic has been discovered in Open5GS up to 2.7.7 . Affected is the function ogs_sbi_subscription_data_add/ogs_sbi_nf_service_add in the library /lib/sbi/context.c of the component NRF . Executing a manipulation can lead to denial of service. This vulnerability is registered as CVE-2026-8744 . It is possible to launch the attack remotely. Furthermore, an exploit is available. A patch should be applied to remediate this issue.