A vulnerability was found in OpenBSD . It has been classified as problematic . The impacted element is the function sppp_pap_input of the file sys/net/if_spppsubr.c . Performing a manipulation results in improper validation of specified quantity in input. This vulnerability is known as CVE-2026-55706 . Access to the local network is required for this attack. No exploit is available. Upgrading the affected component is recommended.