CVE-2026-47178 | strukturag libheif up to 1.21.1 Decoder heap-based overflow (Nessus ID 333527)

A vulnerability was found in strukturag libheif up to 1.21.1. It has been rated as critical. Impacted is an unknown function of the component Decoder. This manipulation causes heap-based buffer overflow. The identification of this vulnerability is CVE-2026-47178. It is possible to initiate the attack remotely. There is no exploit available. Upgrading the affected component is advised.