CVE-2020-16600: Artifex Mupdf

High severity, CVSS 7.8. EPSS: 1% chance of exploitation in the next 30 days.

A Use After Free vulnerability exists in Artifex Software, Inc. MuPDF library 1.17.0-rc1 and earlier when a valid page was followed by a page with invalid pixmap dimensions, causing bander - a static - to point to previously freed memory instead of a newband_writer.

Affected products

• Artifex Mupdf: up to and including 1.16.1; version 1.17.0 only

Published 2020-12-09. Last modified 2026-06-17.