Vulnerability in Microsoft Windows

CVE-2023-5727

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.

EPSS: 0.009 (54.9th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N.

Affected products

References

Frequently asked questions

What is CVE-2023-5727?
CVE-2023-5727 is a medium-severity vulnerability in Microsoft Windows. CVSS score: 6.5/10. Published 2023-10-25.
How severe is CVE-2023-5727?
Medium severity. CVSS v3 base score is 6.5 out of 10.