Skip to content
Sign in
Not rated

CVE-2023-4051 A website could have obscured the full screen notification by using the file open dialog

Description

A website could have obscured the full screen notification by using the file open dialog. This could have led to user confusion and possible spoofing attacks. This vulnerability affects Firefox < 116, Firefox ESR < 115.2, and Thunderbird < 115.2.

Affected products and versions

Product Affected versions Fixed in
Firefox 116 earliest → < 116 116
Firefox ESR 115.2 earliest → < 115.2 115.2
Thunderbird 115.2 earliest → < 115.2 115.2
firefox_esr 115.2 earliest → < 115.2 115.2

Other CVEs of Firefox

The 2221 CVEs of Firefox →
CVE-2026-120572 Incorrect boundary conditions in the Layout: Block and Inline component 8.8 High CVE-2026-118027 Frame poisoning in the Layout component 9.1 Critical CVE-2026-118026 Invalid pointer in the JavaScript: GC component 8.8 High CVE-2026-118025 Other issue in the SVG component 8.8 High
Track this CVE