CVE-2026-78221 | OpenVPN up to 2.7.6 NRPT buffer overflow (Nessus ID 343061)

A vulnerability labeled as very critical has been found in OpenVPN up to 2.7.6. Impacted is an unknown function of the component NRPT Handler. Executing a manipulation can lead to buffer overflow. The identification of this vulnerability is CVE-2026-78221. The attack can only be executed locally. There is no exploit available.