CVE-2023-5727

Mozilla: Download Protections were bypassed by .msix, .msixbundle, .appx, and .appxbundle files on Windows

Published Oct 24, 2023 CVSS 3.1 · 6.5 Medium EPSS < 1% KEV · Not listed
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.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

Source ID Title
EUVD EUVD EUVD-2023-58013 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.
History

No history.

Weaknesses

Sources

Status
PUBLISHED
Assigner
mozilla
Published
Updated
Sep 11, 2024, 6:47 PM
Reserved
Oct 23, 2023, 5:22 PM
Status
Modified
Published
Oct 25, 2023, 6:17 PM
Modified
Jun 17, 2026, 6:49 AM
Severity
Moderate
Public date
Oct 24, 2023, 12:00 AM