CVE-2023-5727

MediumCVSS 6.5/10Last modified Jun 17, 2026

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.

Metrics

CVSS 3.1 6.5/10CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N

Affected software

Vendor	Product	Versions
Mozilla	Firefox	>= unspecified, < 119
Mozilla	Firefox ESR	>= unspecified, < 115.4
Mozilla	Thunderbird	>= unspecified, < 115.4.1

References

https://bugzilla.mozilla.org/show_bug.cgi?id=1847180Issue Tracking, Permissions Required, Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2023-45/Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2023-46/Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2023-47/Vendor Advisory
https://bugzilla.mozilla.org/show_bug.cgi?id=1847180Issue Tracking, Permissions Required, Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2023-45/Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2023-46/Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2023-47/Vendor Advisory

Timeline

Published: Oct 25, 2023
Last modified: Jun 17, 2026
NVD status: Modified

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