CVE-2026-71392: Emacs affected git revisions

Affected technology

Emacs · 0 through 30.2; status changes: commit c4e20777c26548722a37b03db93243e83a0d6188 — unaffected
GNU

Component: Not specified by the source
Function: in
File: src/sfnt.c

Attack conditions (Vendor/CNA, CVSS 4.0): Network (remote) · No privileges required · Passive user interaction

What an attacker can do

An attacker can deliver a malicious font file via email, EWW (Emacs Web Wowser), or documents with custom faces, causing Emacs to load it. Vendor/CNA’s CVSS 4.0 assessment (base score 5.3/10) rates confidentiality and integrity impact as none; availability impact as low.