CVE-2026-1521 | Open5GS up to 2.7.6 SGWC src/sgwc/s5c-handler.c denial of service (Issue 4268)

A vulnerability identified as problematic has been detected in Open5GS up to 2.7.6. This affects the function sgwc_s5c_handle_bearer_resource_failure_indication of the file src/sgwc/s5c-handler.c of the component SGWC. Performing a manipulation results in denial of service.

This vulnerability is identified as CVE-2026-1521. The attack can be initiated remotely. Additionally, an exploit exists.

It is recommended to apply a patch to fix this issue.