Skip to content
Sign in
Not rated

CVE-2023-5727 The executable file warning was not presented when downloading .msix, .msixbundle, .appx, and .appxbundle files, which…

Description

The executable file warning was not presented when downloading .msix, .msixbundle, .appx, and .appxbundle files, which can run commands on a user's computer. *Note: This issue only affected Windows 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

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-2026-118025 Other issue in the SVG component 8.8 High CVE-2026-118024 Use-after-free in the Graphics: Text component 8.8 High
Track this CVE