VULNERABILITY INTELLIGENCE

CVE-2023-40544

CVSS score5.7 MEDIUM

EPSS probability0.21%

CISA KEVNot currently listed

Published2024-02-06

Last modified2026-06-17

Description

When opening appref-ms files, Firefox did not warn the user that these files may contain malicious code. *This bug only affects Firefox on Windows. Other operating systems are unaffected.* This vulnerability affects Firefox < 116, Firefox ESR < 102.14, Firefox ESR < 115.1, Thunderbird < 102.14, and Thunderbird < 115.1.