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CVE-2023-5726 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. *Note: This issue only affected macOS operating systems. Other operating systems are unaffected.* This vulnerability affects Firefox < 119, Firefox ESR < 115.4, and Thunderbird < 115.4.1.

Affected products and versions

Product Affected versions Fixed in
Firefox 119 earliest → < 119 119
Firefox ESR 115.4 earliest → < 115.4 115.4
Thunderbird 115.4 earliest → < 115.4.1 115.4.1
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