CVE-2026-7233

A vulnerability was determined in Artifex MuPDF up to 1.28.0. The impacted element is the function fzsubsetcffforgids of the file subset-cff.c of the component CFF Index Handler. This manipulation causes out-of-bounds read. The attack can only be executed locally. The exploit has been publicly...

CVE-2026-7233 Artifex MuPDF CFF Index subset-cff.c fz_subset_cff_for_gids out-of-bounds

A vulnerability was determined in Artifex MuPDF up to 1.28.0. The impacted element is the function fzsubsetcffforgids of the file subset-cff.c of the component CFF Index Handler. This manipulation causes out-of-bounds read. The attack can only be executed locally. The exploit has been publicly...

Minimising font downloads

Optimising fonts is pretty difficult for larger sites. There's an easy solution, although only some browsers support it. Translations Français Fonts can be big Really big. They can be anywhere from 70k to many megabytes compressed of course, because why wouldn't you?. You want bold? Well, you jus...