CVE-2022-27046: Saitoha Libsixel

High severity, CVSS 8.8. EPSS: 1% chance of exploitation in the next 30 days.

libsixel 1.8.6 suffers from a Heap Use After Free vulnerability in in libsixel/src/dither.c:388.

Affected products

• Saitoha Libsixel: version 1.8.6 only

Published 2022-04-08. Last modified 2026-06-17.