CVE-2026-33018 | saitoha libsixel up to 1.8.6 SIXEL Encoder load_gif use after free

April 15, 2026 Yanac

A vulnerability marked as critical has been reported in saitoha libsixel up to 1.8.6. This impacts the function load_gif of the component SIXEL Encoder. The manipulation leads to use after free.

This vulnerability is documented as CVE-2026-33018. The attack can be initiated remotely. There is not any exploit available.

It is suggested to upgrade the affected component.VulDB Recent EntriesRead More