VULNERABILITY INTELLIGENCE

CVE-2022-26383

CVSS score4.3 MEDIUM

EPSS probability0.70%

CISA KEVNot currently listed

Published2022-12-22

Last modified2026-06-17

Description

When resizing a popup after requesting fullscreen access, the popup would not display the fullscreen notification. This vulnerability affects Firefox < 98, Firefox ESR < 91.7, and Thunderbird < 91.7.